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Contents

MST155-31 Aerospace Manufacturing Orientation ..................................................................................... 5

MST155-32 Manufacturing Teams ............................................................................................................. 12

MST155-33 Precision Instruments ............................................................................................................. 16

MST155-34 Hand Tools .............................................................................................................................. 37

MST155-36 Basic Drilling and Riveting....................................................................................................... 49

MST155-37 Countersinking ........................................................................................................................ 58

MST155-38 Tap & Die ................................................................................................................................ 64

MST155-39 Power Island ........................................................................................................................... 77

MST155-40 GD&T....................................................................................................................................... 89

MST155-41 Tooling Capstone Project ........................................................................................................ 97

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Welcome to the Aerospace Tooling training program offered by the Washington Aerospace

Training & Research Center (WATRC).

Were excited to have you as a part of this world-class program and we are committed to your

success. If at any time during the program you have questions or concerns regarding your

education please give us a call. We are here to ensure the highest level of education and to

make certain you have every opportunity to be successful in the program.

The Aerospace Tooling training program is designed to introduce you to the aerospace

manufacturing industry. It will give you an understanding of the products they produce, as well

as the tools, materials, and procedures youll need to be successful as an employee of an

aerospace manufacturing organization.

About The Study Guide

This study guide is designed to help you achieve the highest levels of success in the program.

You should complete the questions and activities in each section of the guide as you progress

through the coursework.

Fully utilizing this guide will help you better understand the information presented in the courses.

It will also assist you in preparing for the comprehensive examination you will be required to

take at the end of your studies.

You should be very proud of yourself for your decision to pursue this unique educational

opportunity. Education is something that you will have for the rest of your life.

Good luck in your studies and welcome to the program.

The staff of the WATRC

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MST155-31 Aerospace Manufacturing Orientation

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MST155-31 Aerospace Manufacturing Orientation

1. In manufacturing, tooling is a term that has several meanings including hand tools,

templates, fixtures and measurement tools.

True

False

2. What type of tools are devices that are used to perform work on materials using only your

hands?

CNC machines

Hand tools

Molds and dies

Measurement tools

3. A ________ is a tool that is used to transfer a shape or dimension to a part.

Jig

Fixture

Template

Square

4. A ________ is a workholding device that is used to locate and sometimes hold a part in a

fixed location.

Fixture

Template

Protractor

Scribe

5. A fixture and jig hold a part in a fixed location but a ________ also helps to guide a tool

working on a part.

Fixture

Template

Vise

Jig

6. What type of tools are made to measure the physical characteristics of a product, such as

size, shape, weight or temperature?

Dies

Measurement tools

Fixtures

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7. Which of the following best describes the role of a toolmaker?

To quality check the holes drilled by assembly mechanics

Manage the hourly employees in the assembly production area

Support the manufacturing operations with the tools they create

To monitor the costs associated with raw materials

8. Often there are several ways to get a job done and it is the toolmakers' job to determine the

best process to make a tool.

True

False

9. Your ability to effectively communicate will be a determining factor in your career success.

True

False

10. Being capable of visualizing a three-dimensional shape from a two-dimensional view would

fall under which skill you will learn in the assembly mechanic program?

Teamwork skills

Engineering drawing reading skills

Safety skills

11. What is a joint action by a group of people where each person sets aside their own

individual interests and work towards the goals of the group?

Friendship

Individuality

Teamwork

Fellowship

12. Your ability to effectively communicate will be a determining factor in your career success.

True

False

13. What is not a fundamental requirement to participate in the program?

Attendance

Participation

Retirement

Motivation

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14. Your attendance in the program will be treated the same as it would be in the workplace.

True

False

15. What depends upon the use of approved practices, safety devices and common sense?

Chance occurrences

Mishap elevation

Accident promotion

Accident prevention

16. Which of the following is not part of accident prevention?

Safety devices

Documentation

Approved practices

Common sense

17. What do you do if you are uncertain about your safety, or the safety of others?

Consult with a co-worker

Call 911

Contact human resources (HR)

Speak with your instructor / supervisor

18. It is okay to clean the work area and your clothing of drill chips with compressed air.

True

False

19. Modifying air nozzles or using unauthorized air nozzles is an infraction of safety rules.

True

False

20. What specific personal protective equipment is the minimum item you always wear in the lab

area?

Steel toe footwear

Ear protection

Approved eye protection

Dust mask

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21. What has no place on the job as it usually leads to an accident?

Teamwork

Horseplay

Attentiveness

Communication

22. FOD is a serious hazard caused by tools or other items left inside the aircraft after

manufacturing or servicing. What does the acronym FOD stand for?

Final on dock

Foreign obstacle dirt

False object document

Foreign object damage

23. Which of the following does not describe someone with a good character?

Dependable

Irresponsible

Honest

Fair

24. What is more important than facts, the past, education and money?

What people think

What people say

Appearance

Attitude

25. The length of time to learn how to avoid hazards and to perform tasks safely is:

1 to 3 weeks

1 month

A lifelong process

1 year

26. The one thing that manufacturing companies have in common is an emphasis on:

Flexible work hours

Unsafe environment

Teamwork

Working alone

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27. Team work is important to the completion of the aircraft build process. True

False

28. Manufacturing companies usually divide their skill sets up into a variety of functional

departments.

True

False

29. The Production team manages the delivery of all the finished products.

True

False

30. There are six things you can do to ensure your success as a team member as well as the

success of the team. Which one of the following is not one of those six things?

Have a closed mind

Remember the goal

Recognize your contributions

Support the leader

31. Teamwork requires a cooperative effort by all the members.

True

False

32. What is the most important measurement of success in advanced manufacturing?

Cost

Profit

Safety

Delivery

33. What are the two ways that the cost of production is measured against target cost?

Profit and margin

Delivery and safety

Production net sales

Quantity and quality

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34. What are the two basic measurements used to monitor quality and cost?

Profit and loss

Time and money

Efficiency and productivity

35. Efficiency equals the amount of error-free work performed against the total production time

available.

True

False

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MST155-32 Manufacturing Teams

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MST155-32 Manufacturing Teams

1. A ________ is a group of people who are linked by purpose..

Crew

Mob

Unit

Team

2. The quality of teamwork may be measured by examining the effectiveness of the

_____________ in terms of coordination, communication, and balance of contributions.

Collaboration

Freedom

Independence

Autonomy

3. Which of the following is not an element of a team?

Interference

Roles

Cooperation

Purpose

4. Which of the seven elements of a team is when individuals or tasks depend upon one

another?

Purpose

Accountability

Empowerment

Interdependence

5. In the Belbin model, the plant role is where individuals tend to be very creative and excel at

solving problems in unique ways.

True

False

6. Which of the following is not an advantage of a team?

Promotes shared responsibilities and accountability

Takes advantage of individual expertise

Narrow skill-base

Improved quality and performance

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7. In a dysfunctional team, lack of trust can come from team members' lack of openness about

their mistakes and weaknesses.

True

False

8. Winning teams are teams that focus on ________, quality, cost, delivery, and environment.

Selfishness

Freedom

Safety

Independence

9. Teambuilding activities that focus on team ________ are concerned with the reason the

team was created and why it is in existence.

Leadership

Purpose

Dynamics

Individuals

10. Teambuilding activities that focus on group ________ are concerned with the way the team

together.

Drive

Dynamics

Determination

Purpose

11. In building team purpose, ________ define responsibilities and lets team members know

why they are on the team.

Strategies

Goals

Roles

Resources

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12. In building team purpose, ________ ________ covers the way new team members are

trained and brought into the team.

Self regulation

Decision making

Reporting structure

Member assimilation

13. Teambuilding that focuses on improving group dynamics is centered on how the team

executes its tasks and fulfills its responsibilities.

True

False

14. In improving group dynamics, ________ ________ deals with how a team resolves

differences.

Self-evaluation

Work styles

Decision making

Conflict resolution

15. Which of the following is not a common type of teambuilding exercise?

Trust exercises

Self-evaluation exercises

Communication exercises

Problem solving / decision making exercises

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MST155-33 Precision Instruments

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MST155-33 Precision Instruments

1. Test indicators are measurement tools that are used for ____________ measurements.

Gap

Circumference

Thickness

Comparative

2. A comparative measurement is the measurement of the distance from a known

measurement value or another, unknown measurement point.

True

False

3. Test indicators are used to determine:

Weight of workpieces

Gap between parts

Form, shape and positional deviations

Peaks and valleys in workpieces

4. Test indicators are classified by the position of the dial face and the number of dial needle

revolutions.

True

False

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5. Identify the three common types of test indicators shown below:

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6. Identify the major components of the test indicator:

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7. The ________ of the test indicator contains the mechanism that transfer the pivot motion of

the contact point into the revolution of the dial needle.

Face

Body

Clamp

Needle

8. The ______ _______ of the test indicator is the part that touches the part as you are

measuring.

Mounting clamp

Contact point

Dial needle

Dial face

9. On a test indicator, the length of the shaft defines the maximum distance from the test

indicator a measurement can be taken.

True

False

10. If you have to replace the contact point on a test indicator, always make certain you replace

it with one that the exact same size.

True

False

11. On test indicators, a _________ _______ type of ball tip are used when extreme precision

is necessary.

Hardened steel

Carbide steel

Soft aluminum

Synthetic rubies

12. What part of the test indicator is where the movement of the contact point is displayed?

Measurement unit

Dial face

LCD screen

Body

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13. _________ is the distance the contact point moves from one graduation line to the next.

Resolution

Reference

Clearance

Reading

14. The total length of the dial face graduation scale on a test indicator is the total number of

graduation lines divided by the resolution value.

True

False

15. The dial needle on a ________ travel test indicator will usually rotate one full revolution in

each direction when the contact point travels from its neutral position to its maximum

position.

Standard

Long

16. The dial needle on a ________ travel test indicator will usually rotate two full revolution in

each direction when the contact point travels from its neutral position to its maximum

position.

Standard

Long

17. What part of the test indicator is the accessory that securely holds the test indicator to an

external device?

Body

Dial

Shaft

Mounting clamp

18. The angle of the contact point is not important to the accuracy of the test indicator.

True

False

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19. A height gauge is a measuring instrument used to measure the ________ distance from a

reference surface to a feature on a part.

Angled

Vertical

Horizontal

Phantom

20. Electronic height gauges are called electronic because they have a digital readout that

displays the measurement distance.

True

False

21. Identify the components of an electronic height gauge:

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22. The ________ is the part of the height gauge that sits on the reference surface.

Scriber

Carrier

Frame

Base

23. It is imperative to take care of the bottom on the base on the height gauge because any

nicks or scratches could influence the precision of your measurement readings.

True

False

24. What component of the electronic height gauge that enables the gauge to measure in a

vertical direction?

Carrier

Bar

Base

Scriber

25. All height gauges are defined by the ________ of the bar.

Color

Width

Length

Weight

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26. Identify the seven major components of the electronic measurement unit on the electronic

height gauge:

27. On a height gauge, what component performs the actual measurements?

Base

Bar

Electronic measurement unit

Scriber

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28. What pushbutton on a height gauge is used to zero the measurement unit anywhere along

the bar?

In / mm

ON / OFF

Zero

Unit

29. The _________ is designed to give more precise control when moving the electronic

measurement unit and ensures that you do not put excessive pressure on the electronic

measurement unit during the measurement process.

Thumbwheel

Locking screw

Shaft

30. On a height gauge, the ________ contacts a part during a measurement and is used to

scratch fine lines on a part at a known, precise measurement position.

Bar

Scriber

Electronic measurement unit

Thumbwheel

31. The process for zero setting the electronic height gauge is the same, regardless of the

location of the desired reference point.

True

False

32. A thickness gauge is a comparative measurement tool used to check the ________ of

narrow gaps or slots.

Diameter

Height

Width

Straightness

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33. Identify the major components of the thickness gauge:

34. The _________ are the components of the thickness gauge is actually used to make

measurements.

Leaves

Lock screws

Cases

35. On a thickness gauge, leaves are inscribed with its thickness in decimal inches or

millimeters.

True

False

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36. When using a thickness gauge, it is best to use the ________ number of leaves possible to

get an accurate measurement.

Most

Least

37. With a thickness gauge, measurement of the width of a gap or slot is made by a process of

determining the thickest leaves that will enter a gap and the thinnest leaves that will not

enter the gap.

True

False

38. ________ gauges are comparative measurement tools with convex and concave radii of

known sizes.

Gapman

Radius

Thickness

Go/NoGo

39. Radius gauges are used when a ________ measurement is not needed.

Fixed

Consistent

Variable

Constant

40. What term defines the size of the curvature of rounded inside and outside corners on

manufactured parts?

Radius

Diameter

Resolution

Repeatability

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41. Identify the series of convex and concave arcs on the radius gauge:

42. When the radius of a fillet on the part is ________ than the gauge radius, a gap will be

visible between the two radii when both edges of the gauge are flush with the part surfaces.

Larger

Smaller

43. When the radius of a round on the part is ________ than the gauge radius, a gap will be

visible between the two radii when both edges of the gauge are flush with the part surfaces.

Larger

Smaller

44. When the radius of a fillet on the part is larger than the gauge radius, a gap will be visible

between one side of the gauge and a side of the part.

True

False

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45. What precision instrument is used to mark, or inspect, perpendicular lines or surfaces?

Rule

Scribe

Square

Level

46. Two common types of squares are the ________ square and the combination square.

Twin

Solid

Hollow

Angle

47. Identify the three features of a solid square:

48. Which part of a solid square is the shorter, thicker section of the square?

Beam

Blade

Relief

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49. Solid squares are manufactured in many different sizes.

True

False

50. On a solid square, what is the reference point of the measurement?

Blade

Relief

Top

Beam

51. On the combination square, the ________ head consists of two precision ground surfaces

perpendicular to each other.

Centering

Round

Straight

Relief

52. An accessory to the combination square, a center head is used to mark lines to find the

________ of a round part.

Diameter

Center

Thickness

Width

53. A protractor head is used to measure or mark ________ lines.

Straight

Parallel

Angular

Phantom

54. The frame on a protractor contains a lock screw to prevent the frame from rotating.

True

False

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55. What precision instrument is used to establish a basis for the feel of the roughness of

surfaces of manufactured parts to a known roughness value.

Test indicator

Height gauge

Surface roughness comparator

Gapman gauge

56. Surface ________ is defined by the roughness, waviness, and the arrangement of the

peaks and valleys of the base material of a part.

Height

Texture

Denseness

Thickness

57. On the surface of a part or material, the measure of the distance between the peaks and

valleys over a short distance is called:

Surface grain

Surface quality

Surface measure

Surface roughness

58. The most common parameter used to analyze surface roughness is:

Roughness average

Roughness total

Roughness mean

Roughness percentage

59. The roughness average parameter is abbreviated as:

AA

RHR

Ra

Rh

60. A very smooth surface will have a large roughness average value.

True

False

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61. Waviness is a difficult characteristic to measure and can only be measured with special

digital instruments.

True

False

62. In regards to surface roughness, _______ is the term used to describe the direction of the

pattern formed by the peaks and valleys.

Legs

Lay

Bar

Texture

63. Regardless of the dimension and tolerance, a surface texture for a feature can be defined by

a ________ on an engineering drawing.

Symbol

Number

Letter

Roman numeral

64. The basic surface texture symbol resembles a:

Capital letter X

Small letter y

Question mark

Check mark

65. The surface texture symbol, ________ ________, means that material needs to be

removed from the surface.

Semi-circle

Dashed square

Vertical line

Horizontal line

66. The surface roughness comparator is a set of specimens with numerous surface roughness

Ra values produced by common machining operations.

True

False

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67. An adjustable parallel is an assembly of two pieces of steel.

True

False

68. On the adjustable parallel, the ________ joint is at an angle to the parallel surfaces and

allows the two sections to be adjusted wider or narrower.

Box

Dovetail

Groove

Pocket

69. What part of the adjustable parallel secures the two sections of the adjustable parallel and

prevents the sections from moving?

Wire hitch

Flexible latch

Locking screw

Permanent adjustment

70. An adjustable parallel can be damaged if the locking screw is tightened while the sections

are not overlapped at a locking screw.

True

False

71. Two common functions of the adjustable parallel are measuring slots and:

Measuring the thickness of a workpiece

Leveling unbalanced parts

Measuring the height of a workpiece

Measuring weight of a workpiece

72. An adjustable parallel can be used with a micrometer or caliper to measure the width of a

slot.

True

False

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73. What instrument is used to align a drill bushing with scribed, hole location lines on a part.

Gapman gauges

Radius gauges

Optical center finders

Go/NoGo gauges

74. Optical center finders can be used to ensure that drilled holes are located in the correct

position.

True

False

75. Optical center finders are used together with a drill:

Stop

Guide

Bit

Block

76. Drill guides use _________ drill bushings.

Inflexible

Interchangeable

Incompatible

Asymmetrical

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77. Identify the components of the optical center finder:

78. The ________ of the optical center finder is made from optical grade acrylic plastic and has

a lens at each end.

Shaft

Body

Sleeve

79. The _______ lenses of the optical center finder is flat to prevent optical distortion.

Bottom

Top

80. The bottom lenses of the optical center finder is has two target lines engraved on its surface.

True

False

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81. The sleeve on the optical center does two things, including protecting the optical center

finder from damage when they are inserted and removed from the drill guide and:

Making sure the scribed lines do not get smeared

Ensuring that the bushing does not move

Ensuring that the optical center finder is always perpendicular to the drill guide

82. Optical center finder are manufactured in a variety of standard diameters that correspond to

the diameter of standard drill bushing sizes.

True

False

83. It is important to always make sure you are using the correct diameter optical center finder.

True

False

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MST155-34 Hand Tools

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MST155-34 Hand Tools

1. A ________ is a hand tool used to cut small amounts of material from a metal, wood or

plastic workpiece.

Punch

Hammer

Lapper

File

2. Identify the 4 standard parts of a file:

3. Which part of a file is often used for installing a handle on a file?

Tang

Heel

Point

Face

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4. What is a measure of the coarseness of the file's teeth and describes the arrangement of

teeth on the file's face?

Ram

Cut

Angle

Grit

5. When filing, the material which will be filed must be softer than the file.

True

False

6. Identify the four different types of files shown below:

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7. A hand ________ is a multi-bladed tool designed to remove small amounts of material from

holes to improve their finish.

File

Reamer

Punch

Scribe

8. A hand reamer should be rotated:

Clockwise

Counter-clockwise

9. The way that lapping compounds abrasiveness is measured is by:

Color

Weight

Size

Grit

10. With lapping compounds, the lower the grit rating, the more abrasive the compound.

True

False

11. A ________ is a tool used to deliver an impact to an object.

Scribe

Punch

Hammer

Chisel

12. What type of hammer is designed for shaping and moving metal, as well as striking

punches?

Mallet

Peening

Sledgehammer

Hatchet

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13. Identify the five different types of hammers / mallets shown below:

14. A hand ________ is a hardened metal rod with a shaped tip at one end and a blunt end at

the other that is designed to be struck with a hammer or mallet.

Chisel

Scribe

Pick

Punch

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15. What type of punch is an aid to aligning bolt or rivet holes prior to inserting a fastener?

Drift

Letter

Transfer

Center

16. A __________ punch is used to create a dimple in a workpiece and can be used as a guide

when drilling small holes.

Letter

Pin

Center

Transfer

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17. Identify the five types of punches shown below:

18. ________ are used to grip objects for bending or physical compression.

Chisels

Punches

Pliers

Hammers

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19. Identify the seven types of pliers shown below:

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20. _________ ________ of pliers can be adjusted to increase the size range of their jaws and

use a mechanism that allows sliding the pivot point into one of several positions when their

jaws are fully opened.

Slip joint

Channel locks

Needle nose

Diagonal cutting

21. ________ ________ pliers are sharp pointed pliers that can used to bend different types of

wire.

Diagonal cutting

Safety wire

Needle nose

Slip joint

22. What type of pliers are used to install lockwire?

Slip joint

Safety wire

Needle nose

Diagonal cutting

23. A ________ is a wrench that contains a ratcheting mechanism which allows tightening to be

performed with a back-and-forth motion.

Chisel

Open end wrench

Punch

Ratchet

24. The most commonly used ratchet accessory is the:

Socket

Lens

Spinner

Gear

25. Layout dye is used as an aid in marking out parts before machining.

True

False

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26. There is no reason to use layout dye in a well-ventilated area and be mindful of others

working nearby.

True

False

27. A ________ is a tool that is used to cut lines or patterns onto workpieces by scratching the

surface.

Punch

Scribe

Pencil

Chisel

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28. Identify the four tools used when scribing a part that are shown below:

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29. Why is scribing performed instead of just using a pencil to mark a workpiece?

Scribing is less work

Scribing eliminates the possibility that the lines will be destroyed

Pencils will not mark on metal

30. What tool provides a quick and accurate way to locate the center point of crossing guide

lines?

Test indicator

Adjustable parallel

Center optical finder

Loupe

31. Drill ________ are guides that assist is drilling holes that are perpendicular to surfaces in flat

or curved workpieces.

Stops

Blocks

Keys

Squares

32. You should always recheck the position of a drill block with an optical centering device

before drilling.

True

False

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MST155-36 Basic Drilling and Riveting

50 of 108

MST155-36 Basic Drilling and Riveting

1. What is not a characteristic of a quality hole?

Elongated

Correct diameter

Perpendicular to the surface of the material

Smooth

2. Which type of drill motors have longer, straight handles and are designed for use in limited

access conditions?

Pistol grip drill

Curve grip drill

90 degree and 45 degree drill

3. Where can you find the diameter of the drill bit and, in some cases, the material it is made

of?

Flute

Stop

Shank

Motor

4. What is the best way to ensure perpendicularity when drilling a hole?

Use a low powered drill

Use a drill stop

Use a very high speed drill

Use a drill guide

5. What is used to prevent the drill from drilling too deep and to prevent you from damaging a

part that may be behind the material you are drilling?

Drill guide

Deburr tool

Drill stop

Drill quit

6. Using a drill stop prevents:

Drilling the hole too big

Drilling into the material behind the assembly

Using too much lubricate

Drilling the hole too small

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7. List the two components of the drill stop:

8. What term is defined as removing the rough edge of holes remaining after the drill process

which can interfere with fastener installation?

Countersink

Deburr

Ream

Drill

9. Holding the drill motor properly will result in safer operation, better control, and superior hole

quality.

True

False

10. What term is defined as the distance from the center of the hole to the nearest edge of the

material.

Hole margin

Border margin

Center margin

Edge margin

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11. The RPM of the drill motor you select will be determined by the hardness of the material that

you must select.

True

False

12. Drill speed is determined by the material you are drilling and the diameter of the hole.

True

False

13. A lower drill speed is typically used in harder materials like titanium and composites.

True

False

14. What is the name of the hole defect that appears slightly grooved on the interior?

Rifled

Eyebrowed

Barreled

15. What is the name of the hole defect that is the correct size at the surface, but bows as it

becomes deeper?

Barreled

Drill run and drill start

Eyebrowed

Double hole

16. What is the name of the hole defect that is not perpendicular to the surface which is caused

by improper use of a drill guide or not using a drill guide at all?

Drill start

Extra hole

Eyebrowed

Angled hole

17. Drill speed is measured in RPM which stands for:

Rotating pressure meter

Rotations per motor

Revolutions per minute

Revolving pressure minutes

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18. Identify the different hole defects:

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19. Identify the tools found in a drill kit:

20. Before drilling, all engineering documents and work instructions must be checked.

True

False

21. What view on the engineering drawing shows how the part looks when it is facing you?

Right view

Left view

Front view

Back view

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22. Which type of writing utensil should you use to mark the fastener locations on the

assembly?

Graphic marking pencil

Soft chalk

Non-graphite marking pencil

Permanent marker

23. Once the drill motor is set up, the first step in drilling a pilot hole is to:

Line the tip of the pilot bit up with the center of one of the end fastener marks

Pull the trigger of the rivet gun

Slide the drill guide into place

Lubricate the drill bit

24. When drilling a pilot hole, the use of a drill guide is not required.

True

False

25. Before you actually drill a pilot hole, you will create a start point which is done by:

Tapping the drill bit on the marked fastener location with a punch

Rotating the drill chuck by pressing the trigger on the drill motor for 30 seconds

Knocking a tip of a screwdriver with a small hammer which creates a small dent

Rotating the drill chuck by hand on the marked fastener location and creating a small

dimple

26. To ensure the drill guide remains flush with the assembly surface you hold the guide with:

C-clamp

Your thumb and forefinger of your non-dominant hand

Layout tape

Vice grips

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27. Identify the tools used to drill holes into an assembly:

28. When deburring with an open countersink cutter, you want to apply _________ pressure.

Extreme

Moderate

Light

29. To inspect the smoothness of the holes after deburring, you use:

A Go/NoGo gauge

The back of your hand

Your forefinger and thumb

The palm of your hand

30. To deburr a hole, which way do you twist the open countersink cutter tool?

Clockwise

Counter-clockwise

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31. Identify the two types of deburring tools:

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MST155-37 Countersinking

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MST155-37 Countersinking

1. Countersinking creates a conical recess at the top of a hole intended to accommodate a

fastener.

True

False

2. Most types of bolts and other fasteners have a slight radius at the transition between shank

and head that helps distribute the stress load on the fastener which is called a:

Knob

Burr

Fillet

Curve

3. A _______________ tool is commonly used to chamfer holes for fillet relief.

Compound drill

Countersink

Flat file

Microshaver

4. What tool is used to remove material from around a hole so a flush head fastener may be

installed?

Microshaver

Step drill

Countersink

5. What is the most common type of countersink tool used in airplane assembly?

Fluted

Back

Curved

Cross hole

6. Carbide and cobalt tools are capable of cutting in harder materials like titanium and

composites.

True

False

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7. Identify the five major components of the countersink tool:

8. The countersink angle is the angle of the cutting edge of the countersink tool.

True

False

9. The most common countersink angle in the aerospace industry is:

60

82

90

100

10. The countersink __________ is designed to keep the countersink tool accurately centered in

the drilled hole.

Shank

Pilot

Cutting edge

Flute

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11. What component of the microstop tool prevents the adjustment sleeve from rotating?

Body

Locking ring

Sleeve

Pilot

12. Identify the components of the microstop tool:

13. The microstop cage has two functions: to create a safety barrier around the countersink tool

and:

To slow down the drill motor

Speed up the drill motor

To keep the countersink tool perpendicular to the surface of the material

14. The most difficult surface to countersink is a __________ surface.

Flat

Curved

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15. What specialized device enables precise control of the depth of the countersink?

Microstop

Weldon

Microshaver

Newton

16. The capital letter ___ in the southwest quadrant of the NAS symbol indicates that the holes

in this assembly require a countersink.

A

B

C

D

17. To check the countersink tool, first drill and then countersink several holes in:

The corner of the assembly

Scrap assembly

The back side of the assembly

18. The scrap material that you check the countersink tool out on should be large enough to drill

a minimum of ___ to ___ holes of the largest diameter with proper edge margins.

2 to 3

5 to 6

8 to 9

10 to 12

19. Scrap material that you check the countersink tool out on should be of similar composition

and the same thickness as the finished assembly.

True

False

20. The minimum edge margin is twice the diameter of the fastener shank.

True

False

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21. The speed of the drill motor used to countersink holes depends upon the type of _________

in the assembly.

Fastener

Color

Material

Time

22. When using a countersink tool, the shavings should be:

Short

Long

23. Once a hole is countersunk, you inspect the depth of the countersink with a:

Ruler

Strain gauge

Federal gauge

Coordinate measuring machine

24. The depth of the countersink is determined by measuring the distance from the surface of

the protective tape to:

Top of the countersink

The bottom of the countersink

Middle of the countersink

25. To determine how much to adjust the depth of the countersink tool, calculate the ________

of the tolerance range of the allowable countersink.

Start point

End point

Midpoint

Last point

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MST155-38 Tap & Die

65 of 108

MST155-38 Tap & Die

1. The revolved path around a cylinder is called a:

Spiral

Helix

Worm

Groove

2. The revolved path around a cone is called a:

Loop

Vertex

Spiral

Helix

3. The most common shape of a thread path is ____________ and is found on fasteners such

as screws, bolts and nuts.

Triangular

Squared

Rounded

Angled

4. The thread form normally found on fasteners is called the _____ degree thread form.

50

60

90

120

5. Unified threads are measured in inches and are designated by the nominal size, threads per

inch, series, and class.

True

False

6. The standard series of diameter-pitch combinations are identified as:

CUN, NC, FN, and ENF

UNT, NC, UUF, and UF

ZUN, NC, UF, and UEF

UN, UNC, UNF, and UNEF

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7. Threads specified to a class ____ have the largest tolerance.

50

12

1

10

8. What tool is used to create internal threads in parts and nuts?

Punch

Die

File

Tap

9. Taps used to remove material are called ________ taps.

Form

Cutting

Flute

Fit

10. In manufacturing, what types of taps are used far more often than form taps?

Slot

Fitted

Cutting

Square

11. Taps require a hole to be drilled in the material prior to the tap creating the threads.

True

False

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12. Identify the three types of flutes shown below:

13. The more flutes a tap has, the ________ the tap is because the flutes are shallower.

Weaker

Stronger

14. The ________ fluted taps are the most commonly used type of tap.

Straight

Fluted

Helical

Angled

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15. The ________ is the portion of the tap that performs the cutting or forming of the thread.

Slot

Shank

Chamfer

Point

16. Identify the three styles of taps:

17. Which tap has the longer chamfer?

Taper

Plug

Bottoming

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18. Providing clearance and reducing friction, ________ removes metal from the tap's chamfer

between the cutting face and the heel of each land.

Crest

Pitch

Root

Relief

19. Hand tapping is a method of tapping a few holes or repairing damaged internal threads.

True

False

20. Two common methods of manually tapping holes are with the tap wrench and:

Cutter

Hand tapper

Punch

Hand grinder

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21. Identify the two types of hand tap wrenches shown below:

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22. Identify the components of the T-handle tape wrench:

23. Which type of tool is used to tap a few holes in a part, or to tap holes in areas that are

difficult to reach?

Tap wrench

Hand tapper

Slot wrench

Flat tapper

24. When manually tapping, you do need to use cutting fluid.

True

False

25. When tapping a hole, the proper cutting fluid to use is determined by the material you are

tapping.

True

False

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26. When you are hand tapping a hole, ________ the tap will break the chip and allow cutting

fluid to reach the cutting face.

Stopping

Lubricating

Reversing

Speeding

27. Identify the four markings that are found on a thread die:

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28. The simplest way to create ________ threads on a few parts or repairing damaged threads

is with a tool called a threading die.

Internal

External

29. The process of repairing internal or external threads is often called ________ threads.

Chasing

Swirling

Plating

Rounding

30. Identify the two types of dies shown below:

31. Threading dies are classified by their shaped as either round or:

Square

Triangle

Hexagonal

Flat

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32. Another name for adjustable dies is:

Slit dies

Slot dies

Closed dies

Open dies

33. A threading die used manually is held in a tool called a die ________.

Pan

Stock

Rod

Bar

34. Identify the parts of a die stock shown below:

35. A die stock is capable of holding dies for many different thread sizes.

True

False

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36. Identify the two major designs for threaded inserts:

37. Which of the following is not a feature for the coil and solid threaded insert for metal parts?

Drive mechanism

End cap

Locking mechanism

Internal thread

38. A solid thread insert, often used in airplane manufacturing, is called a:

Hi-Lok

Cherry-max

Keensert

Snap-on

39. The diameter to drill the threaded hole for a Keensert is larger than for a regular thread of

the same size.

True

False

40. You cannot use a regular drill chart for threaded holes for Keenserts.

True

False

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41. When tapping a hole, it is important to frequently apply cutting fluid.

True

False

42. When installing a Keensert, you insert the end of the Keensert, opposite the keys, into the

hole and turn the insert:

With crimping pliers one turn

By hand one or two turns

With needle nose pliers two or three turns

With vice grips three turns

43. To drive the keys of the Keensert slightly below the surface of the part, you use the

hammer and:

T-handle tap wrench

Screwdriver

Pin punch

Keensert installation tool

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MST155-39 Power Island

78 of 108

MST155-39 Power Island

1. Identify the six stationary power tools that may be found in power island:

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2. Which is not a tool that would be found in the power island?

Disc sander

Drill press

Rivet gun

Band saw

3. It is important to remember that power equipment is restricted to one person per station.

True

False

4. If a tool in the power island is damaged or not working properly, you should:

Use it anyway

Turn it off and back on

Lock it, tag it out and notify your supervisor

Try to fix it

5. The disc and belt sander both move _________ at a high rate of speed to smooth and round

corners.

Cutting blades

Drill bits

Sandpaper

Reamers

6. What component of the sander allows the operator to use both hands to hold the workpiece

when sanding?

Work table

Finger guard

Motor

Miter fence

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7. List the major components of the disc sander:

8. Before using the sander, you should always visually check the disc or belt to ensure that it

has the proper abrasive surface for the job.

True

False

9. What should you use to remove chips and debris from the sander?

Oil soaked shop rag

Brush

Damp cloth

Your hand

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10. What is the main purpose of a drill press?

Drill large holes

Ream hard materials

Bore shallow depths

Drill precisely spaced holes or to bore to exact depths

11. List the eight major components of the drill press referenced below:

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12. Three personal protective equipment items that must be worn when operating a drill press

are safety goggles, arm covers, and _________.

Steel toe boots

Gloves

Face shield

Dust mask

13. When using a drill press, in general, the smaller the drill bit, the ________ the RPM

required.

Smaller

Greater

14. Never stop the rotation of the chuck, spindle, or workpiece with your hands or fingers.

True

False

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15. List the major components of the band saw:

16. What part of the band saw will adjust the strokes per minute of the blade?

Power switch

Work table

Blade guide

Variable speed control

17. When using the band saw, what height should you keep the blade guard height from the

workpiece?

Approximately 1 inch

Approximately inch

Approximately inch

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18. What part of the band saw assists in making angled cuts and helps stabilize the workpiece?

Blade

Work table

Blade guide

Miter fence

19. Which blades are the hardest, most durable, and most expensive blades?

Bi-metal

Carbide tipped

Aluminum

Carbon steel

20. When using a band saw, you should start it and wait until the motor is at full speed before

beginning any cut.

True

False

21. Arbor presses are capable of exerting forces in the range of one to _____ tons.

2

5

10

20

22. The rating of an arbor press will never be identified on the arbor press.

True

False

85 of 108

23. Identify the major components of the arbor press:

24. What is the backbone of the arbor press, supports all of the other components and must be

strong enough not to bend while under pressure?

Ram

Frame

Handle

Rack and pinion gear

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25. The frame is shaped like a C and the depth of the frame, inside the C, is called the

________ depth.

Throat

Neck

Leg

Arm

26. Identify the two primary types of drill bushings shown below:

27. Renewable drill ________ are designed to be replaced when the drill bushing is worn, or

when a different size drill bushing is required.

Pins

Dowels

Bushings

Shafts

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28. Press-fit drill bushings are ___________ installed into a workpiece.

Temporarily

Permanently

29. Press-fit drill bushings are used for ________ volume hole drilling where the number of

holes required would not exceed the life of the drill bushing.

Low

High

30. Bench grinder motors are rated by their ________ and the speed at which they rotate.

Weight

Color

Horsepower

Size

31. All tools designed for bench grinder use will have a ________ RPM rating.

Maximum

Minimum

32. The shaft on the bench grinder is identified by the ________ and should be on the motor

data plate.

Color

Manufacturer

Diameter

33. On the bench grinder, the ________ mounting flange ensures that the tool is aligned

perpendicular to the arbor shaft.

Outside

Inside

34. What is used to determine how to mount the wheel on the arbor of a bench press?

RPM value

Arbor size

Direction of rotation the rotation arrow

The type of abrasive material

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35. Identify the four important things that the label of grinding wheels contain:

36. On the bench grinder, the arbor and flange should always be treated with care when

mounting and dismounting tools.

True

False

37. What is the maximum clearance that the tool rest should be on a bench grinder?

1 inch

inch

inch

1/8 inch

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MST155-40 GD&T

90 of 108

MST155-40 GD&T

1. Engineers use ____________ drawings to communicate the design intent of a product.

Abstract

Objective

Engineering

Subjective

2. A ________ defines the size of a form on the part.

Title

Dimension

Tolerance

Letter

3. Standards define the deviation to each dimension that the engineer determines is

acceptable.

True

False

4. What defines the deviation to each dimension that the engineer determines is acceptable.

Tolerances

Maximums

Minimums

Standards

5. ________ tolerances define the allowable deviations from a perfect shape or location.

Formal

Regular

Geometric

Maximum

6. Which ASME standard establishes uniform practices for stating and interpreting dimensions,

tolerances and related requirements for use on engineering drawings?

Y15.3

Z15.5

X15.5

Y14.5

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7. Where on an engineering drawing will the standard and revision that the engineering

drawings is created typically be found?

On the bill of materials

In the title block

In border

In the details block

8. Engineering drawings are drawn with dimensions and tolerances to either U.S. units of a

decimal inch or the metric unit millimeter.

True

False

9. Dimensions on engineering drawings representing ________ are displayed in degree-

minutes-seconds or decimal degrees.

Circles

Angles

Solids

Lines

10. Each geometric shape on a part is called a:

Unit

Surface

Feature

Plane

11. What is the most common cylindrical feature of size?

Hole

Arc

Taper

Chord

12. A basic dimension is a theoretically perfect size, shape, orientation, or location.

True

False

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13. The first rule in the 1994 revision states that each dimension shall:

Be complete so there is a full understanding on the characteristics of a feature

Be no more dimensions than necessary

Specify the method or process used to manufacture the part

Have a tolerance

14. Applying tolerances directly to a dimension is called:

In and out tolerancing

Plus and minus tolerancing

Maximum and minimum tolerancing

Up and down tolerancing

15. List the three methods of dimensioning opposed surfaces:

___________________________________________

___________________________________________

___________________________________________

16. ________ dimensioning creates the smallest possible variation between surfaces that are

not dimensioned.

Baseline

Chain

Direct

Indirect

17. Baseline dimensioning applies dimensions and tolerance to surfaces from a common

surface.

True

False

18. A non-mandatory dimension is sometimes added to aid in obtaining the correct required

finished dimension.

True

False

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19. Unless otherwise specified, all dimensions and tolerances apply at ____ degrees

Fahrenheit.

45 degrees

55 degrees

68 degrees

88 degrees

20. Size tolerances and geometric tolerances define perfect geometric shapes which are called:

Tolerance planes

Tolerance units

Tolerance zones

Tolerance contours

21. The first rule of GD&T is called the individual feature of size rule.

True

False

22. Rule #2 of GD&T states that geometric tolerance are applied at RFS unless modified to

MMC or LMC.

True

False

23. Geometric tolerances permit a features form to be measured closely when its ________

does not have to be controlled as closely.

Weight

Color

Size

Hue

24. Geometric tolerances are represented on engineering drawings in rectangular boxes that

are called:

Fact feature blocks

Feature control frames

Stacked control zone

Runout blocks

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25. Identify the three areas of a feature control frame shown below, including the 1) tolerance

area, 2) Geometric characteristic area and 3) datum references area

26. Feature control frames joined together that share a geometric characteristics area are

called:

Carbon feature control frames

Composite feature control frames

Branded feature control frames

Datum feature control frames

27. Stacked feature control frames with separate geometric characteristic areas are called:

Twin-segment feature control frames

Bi-segment feature control frames

Lone-segment feature control frames

Single-segment feature control frames

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28. List the four characteristics that form geometric tolerances define:

________________________________

_________________________________

_________________________________

_________________________________

29. What type of geometric tolerance defines tolerances for angularity, perpendicularity, and

parallelism?

Form

Runout

Orientation

Location

30. _____________ is a control used to simultaneously control two or more other geometric

characteristics such as circularity, locations, straightness, cylindricity, and perpendicularity.

Block

Runout

Stacking

Orientation

31. The tolerance amount area of the feature control frame contains a numerical value defining

the actual allowable size of the geometric tolerance zone.

True

False

32. The acronym MMC modifier stands for:

Minimum material condition

Material minimum contrast

Modular material condition

Maximum material condition

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33. A ________ plane is a perfect form that contacts a feature at the three most extreme points.

Reflex

Acute

Tangent

Vertex

34. The LMC modifier allows the geometric tolerance amount to increase as the features size

departs from its least material condition.

True

False

35. The use of the projected tolerance zone symbol indicates the tolerance zone is ________

the actual feature.

Inside

Outside

36. The location where the feature control frame is attached is very important in determining to

which feature the geometric tolerance is applied.

True

False

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MST155-41 Tooling Capstone Project

98 of 108

MST155-41 Tooling Capstone Project

1. Tools are made to meet the needs of:

The company

The toolmaker

The customer

2. A tool may be needed to manufacture a new product, or improve the production and quality

of an existing product.

True

False

3. ________ is the first and most important factor to consider when designing a new tool.

Cost

Safety

Future use of the tool

Ease of use

4. What does the toolmaker prepare to communicate the requirements needed to create a

tool?

Quality guidelines

Process checklist

Material guide

Tooling drawings

5. It is essential for the toolmaker to know the purpose and function of the tool being made.

True

False

6. The primary source of information for manufactured parts is:

Concept drawings

Manufacturers specifications

Engineering drawings

Bill of materials

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7. A toolmaker is responsible for planning the process to make a tool which ensures the tool is

safe to use.

True

False

8. Two of the most popular sources of information a toolmaker may use included the

Machinerys Handbook and:

Machine Shop Guidebook

Machining Data Handbook

Innovative Tooling Solutions

Machine Shop Trade Secrets

9. The process a toolmaker decides upon to make a tool is based on the ________ of the tool

and critical characteristics identified on the engineering drawing.

Weight

Cost

Function

Size

10. The features on the drill jig in the project that will locate the part are ________ features.

Simple

Critical

Minimal

Common

11. A flag note only applies to the feature or dimension where the flag note symbol is shown.

True

False

12. The term ___________ means that the component should be able to be removed and

reassembled and still meet the dimensional requirements of the tool without need for

adjustment.

Transition

Variance

Alteration

Removability

100 of 108

13. The purpose of identifying the critical requirements and features of a tool allow the

toolmaker to plan the ________ to make the tool.

Cost

Process

Manpower

Time

14. Toolmakers will stress producing the critical features of a tool to the exact required

dimensions and use little of the available tolerances.

True

False

15. ________ refers to marking or scribing the outline, or location, of features on the surface of

the part.

Design

Align

Cut

Layout

16. It is important to scribe precise lines and locations during layout to prevent errors when

cutting or drilling the parts.

True

False

101 of 108

17. Identify the tools used during the layout process:

18. After a part is cut down to size with a ___________, it can be machined to the final

dimensions by using various power tools such as disc or belt sander.

Band saw

Miter saw

Bench grinder

Back saw

19. A process is a series of steps that should be completed step-by-step.

True

False

102 of 108

20. Tools are often an assembly made of individual parts, fasteners, and smaller assemblies

called:

Groups

Sets

Subassemblies

Clusters

21. An assembly that is not intended to be taken apart is called a __________ assembly, or

part.

Permanent

Fixed

Removable

Static

22. A single dowel pin in a permanent assembly aligns the mating holes of each part and

establishes the location on one part to another.

True

False

23. In the permanent assembly on this drill jig, what do the cap screws do?

Allow the two parts to move sideways a little

Decrease the strength of the two dowel pins

Add additional strength to prevent the two parts from pulling apart

Push the two parts apart

24. The distance between holes is called hole:

Gap

Spread

Span

Lead

25. What tool should you use to initially mark the intersection of the scribed line representing the

center of the holes for this drill jig?

Chisel

Rat tail file

Dowel pin

Automatic center punch

103 of 108

26. To avoid the problem of lining up the holes for fasteners by clamping the mating parts

together, you should create the fastener holes in both parts at the same time.

True

False

27. When drilling the holes for the cap screw holes for this drill jig, only the ________ diameter

of the holes should be drilled while the parts are clamped together.

Major

Minor

28. Drilling, reaming, and installing one dowel hole and pin at a time offers the best method of

guaranteeing parts will assemble properly.

True

False

29. A special tool, the ________ ________, is frequently used to make a center mark on a part

from a threaded hole.

Threaded pin

Spiral screw

Transfer screw

Center punch

30. The ________ in the drill jig allow the two subassemblies to be separated and reassembled

in the exact same position every time.

Clamp

Keensert

Dowels

Locators

31. Bullet nose pins and bushings are close fitting components that are regularly used as

locators.

True

False

104 of 108

32. On the bullet nose pins and bushings locator, what prevents the bushing or the pin from

being pushed out of the part once it is installed?

Lip

Flange

Slot

Thread

33. On the drill jig, the locator holes are ________ features and should be center drilled, drilled,

and reamed on a drill press, or using a drill block and bushings.

Critical

Trivial

Minor

Insignificant

34. If the pins are tight when you try to assemble the two parts, you can ________ the bullet

nose bushing.

File

Bore

Lap

Drill

35. The installation of the locators satisfies the removability obligation of the drill jig.

True

False

36. To align the scribed lines, what tool is used to ensure the highest accuracy for the location

of the hole?

Drill stop

Reamer

Optical center finder

Test indicator

37. Normally the small details of a tool determine if the tool is user-friendly.

True

False

105 of 108

38. _________ ________ is used to remove any raised edges on the bottom of the clamp and

mating surface of the drill jig.

Scotch pad

Diamond file

Bench grinder

Machinist stone

39. Identify the tools used to layout and mark the radius and chamfers for the drill jig:

40. The tool ____________ _____________ frequently specifies the location and information

that needs to be identified on the tool.

Engineering drawing

Assembly drawing

Machinist handbook

106 of 108

41. What is used to permanently mark the drill jig to identify the drill number, drill jig

manufacturer, and part location points?

Non-graphic pencil

Permanent marker

Steel stamp

Chisel

42. Deburring is a key task in making a tool safe for a user to use.

True

False

43. Parts that are not deburred, or improperly deburred, can cause minor or serious injuries

when they are handled.

True

False

44. Identify the three different tools used for deburring:

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45. Cleaning allows the toolmaker to make a visual comparison of the finished product to the

tool engineering drawing.

True

False

46. The ________ process makes sure that the tool meets the requirements on the tool

engineering drawing.

Clean up

Deburring

Inspection

Drilling

True: False: CNC machines: Hand tools: Molds and dies: Measurement tools: Jig: Fixture: Template: Square: Fixture_2: Template_2: Protractor: Scribe: Fixture_3: Template_3: Vise: Jig_2: Dies: Measurement tools_2: Fixtures: To quality check the holes drilled by assembly mechanics: Manage the hourly employees in the assembly production area: Support the manufacturing operations with the tools they create: To monitor the costs associated with raw materials: True_2: False_2: True_3: False_3: Teamwork skills: Engineering drawing reading skills: Safety skills: Friendship: Individuality: Teamwork: Fellowship: True_4: False_4: Attendance: Participation: Retirement: Motivation: True_5: False_5: Chance occurrences: Mishap elevation: Accident promotion: Accident prevention: Safety devices: Documentation: Approved practices: Common sense: Consult with a coworker: Call 911: Contact human resources HR: Speak with your instructor supervisor: True_6: False_6: True_7: False_7: Steel toe footwear: Ear protection: Approved eye protection: Dust mask: Teamwork_2: Horseplay: Attentiveness: Communication: Final on dock: Foreign obstacle dirt: False object document: Foreign object damage: Dependable: Irresponsible: Honest: Fair: What people think: What people say: Appearance: Attitude: 1 to 3 weeks: 1 month: A lifelong process: 1 year: Flexible work hours: Unsafe environment: Teamwork_3: Working alone: True_8: False_8: True_9: False_9: True_10: False_10: Have a closed mind: Remember the goal: Recognize your contributions: Support the leader: True_11: False_11: Cost: Profit: Safety: Delivery: Profit and margin: Delivery and safety: Production net sales: Quantity and quality: Profit and loss: Time and money: Efficiency and productivity: True_12: False_12: Crew: Mob: Unit: Team: Collaboration: Freedom: Independence: Autonomy: Interference: Roles: Cooperation: Purpose: Purpose_2: Accountability: Empowerment: Interdependence: True_13: False_13: Promotes shared responsibilities and accountability: Takes advantage of individual expertise: Narrow skillbase: Improved quality and performance: True_14: False_14: Selfishness: Freedom_2: Safety_2: Independence_2: Leadership: Purpose_3: Dynamics: Individuals: Drive: Dynamics_2: Determination: Purpose_4: Strategies: Goals: Roles_2: Resources: Self regulation: Decision making: Reporting structure: Member assimilation: True_15: False_15: Selfevaluation: Work styles: Decision making_2: Conflict resolution: Trust exercises: Selfevaluation exercises: Communication exercises: Problem solving decision making exercises: undefined: Gap: Circumference: Thickness: Comparative: True_16: False_16: Weight of workpieces: Gap between parts: Form shape and positional deviations: Peaks and valleys in workpieces: True_17: False_17: Face: Body: Clamp: Needle: Mounting clamp: Contact point: Dial needle: Dial face: True_18: False_18: True_19: False_19: Hardened steel: Carbide steel: Soft aluminum: Synthetic rubies: Measurement unit: Dial face_2: LCD screen: Body_2: Resolution: Reference: Clearance: Reading: True_20: False_20: Standard: Long: Standard_2: Long_2: Body_3: Dial: Shaft: Mounting clamp_2: True_21: False_21: Angled: Vertical: Horizontal: Phantom: True_22: False_22: Scriber: Carrier: Frame: Base: True_23: False_23: Carrier_2: Bar: Base_2: Scriber_2: Color: Width: Length: Weight: Base_3: Bar_2: Electronic measurement unit: Scriber_3: In mm: ON OFF: Zero: Unit_2: Thumbwheel: Locking screw: Shaft_2: Bar_3: Scriber_4: Electronic measurement unit_2: Thumbwheel_2: True_24: False_24: Diameter: Height: Width_2: Straightness: Leaves: Lock screws: Cases: True_25: False_25: Most: Least: True_26: False_26: Gapman: Radius: Thickness_2: GoNoGo: Fixed: Consistent: Variable: Constant: Radius_2: Diameter_2: Resolution_2: Repeatability: Larger: Smaller: Larger_2: Smaller_2: True_27: False_27: Rule: Scribe_2: Square_2: Level: Twin: Solid: Hollow: Angle: Beam: Blade: Relief: True_28: False_28: Blade_2: Relief_2: Top: Beam_2: Centering: Round: Straight: Relief_3: Diameter_3: Center: Thickness_3: Width_3: Straight_2: Parallel: Angular: Phantom_2: True_29: False_29: Test indicator: Height gauge: Surface roughness comparator: Gapman gauge: Height_2: Texture: Denseness: Thickness_4: Surface grain: Surface quality: Surface measure: Surface roughness: Roughness average: Roughness total: Roughness mean: Roughness percentage: AA: RHR: Ra: Rh: True_30: False_30: True_31: False_31: Legs: Lay: Bar_4: Texture_2: Symbol: Number: Letter: Roman numeral: Capital letter X: Small letter y: Question mark: Check mark: Semicircle: Dashed square: Vertical line: Horizontal line: True_32: False_32: True_33: False_33: Box: Dovetail: Groove: Pocket: Wire hitch: Flexible latch: Locking screw_2: Permanent adjustment: True_34: False_34: Measuring the thickness of a workpiece: Leveling unbalanced parts: Measuring the height of a workpiece: Measuring weight of a workpiece: True_35: False_35: Gapman gauges: Radius gauges: Optical center finders: GoNoGo gauges: True_36: False_36: Stop: Guide: Bit: Block: Inflexible: Interchangeable: Incompatible: Asymmetrical: Shaft_3: Body_4: Sleeve: Bottom: Top_2: True_37: False_37: Making sure the scribed lines do not get smeared: Ensuring that the bushing does not move: Ensuring that the optical center finder is always perpendicular to the drill guide: True_38: False_38: True_39: False_39: Punch: Hammer: Lapper: File: Tang: Heel: Point: Face_2: Ram: Cut: Angle_2: Grit: True_40: False_40: File_2: Reamer: Punch_2: Scribe_3: Clockwise: Counterclockwise: Color_2: Weight_2: Size: Grit_2: True_41: False_41: Scribe_4: Punch_3: Hammer_2: Chisel: Mallet: Peening: Sledgehammer: Hatchet: Chisel_2: Scribe_5: Pick: Punch_4: Drift: Letter_2: Transfer: Center_2: Letter_3: Pin: Center_3: Transfer_2: Chisels: Punches: Pliers: Hammers: Slip joint: Channel locks: Needle nose: Diagonal cutting: Diagonal cutting_2: Safety wire: Needle nose_2: Slip joint_2: Slip joint_3: Safety wire_2: Needle nose_3: Diagonal cutting_3: Chisel_3: Open end wrench: Punch_5: Ratchet: Socket: Lens: Spinner: Gear: True_42: False_42: True_43: False_43: Punch_6: Scribe_6: Pencil: Chisel_4: Scribing is less work: Scribing eliminates the possibility that the lines will be destroyed: Pencils will not mark on metal: Test indicator_2: Adjustable parallel: Center optical finder: Loupe: Stops: Blocks: Keys: Squares: True_44: False_44: Elongated: Correct diameter: Perpendicular to the surface of the material: Smooth: Pistol grip drill: Curve grip drill: 90 degree and 45 degree drill: Flute: Stop_2: Shank: Motor: Use a low powered drill: Use a drill stop: Use a very high speed drill: Use a drill guide: Drill guide: Deburr tool: Drill stop: Drill quit: Drilling the hole too big: Drilling into the material behind the assembly: Using too much lubricate: Drilling the hole too small: Countersink: Deburr: Ream: Drill: True_45: False_45: Hole margin: Border margin: Center margin: Edge margin: True_46: False_46: True_47: False_47: True_48: False_48: Rifled: Eyebrowed: Barreled: Barreled_2: Drill run and drill start: Eyebrowed_2: Double hole: Drill start: Extra hole: Eyebrowed_3: Angled hole: Rotating pressure meter: Rotations per motor: Revolutions per minute: Revolving pressure minutes: True_49: False_49: Right view: Left view: Front view: Back view: Graphic marking pencil: Soft chalk: Nongraphite marking pencil: Permanent marker: Line the tip of the pilot bit up with the center of one of the end fastener marks: Pull the trigger of the rivet gun: Slide the drill guide into place: Lubricate the drill bit: True_50: False_50: Tapping the drill bit on the marked fastener location with a punch: Rotating the drill chuck by pressing the trigger on the drill motor for 30 seconds: Knocking a tip of a screwdriver with a small hammer which creates a small dent: Rotating the drill chuck by hand on the marked fastener location and creating a small: Cclamp: Your thumb and forefinger of your nondominant hand: Layout tape: Vice grips: Extreme: Moderate: Light: A GoNoGo gauge: The back of your hand: Your forefinger and thumb: The palm of your hand: Clockwise_2: Counterclockwise_2: True_51: False_51: Knob: Burr: Fillet: Curve: Compound drill: Countersink_2: Flat file: Microshaver: Microshaver_2: Step drill: Countersink_3: Fluted: Back: Curved: Cross hole: True_52: False_52: True_53: False_53: The most common countersink angle in the aerospace industry is:

Shank_2: Pilot: Cutting edge: Flute_2: Body_5: Locking ring: Sleeve_2: Pilot_2: To slow down the drill motor: Speed up the drill motor: To keep the countersink tool perpendicular to the surface of the material: Flat: Curved_2: Microstop: Weldon: Microshaver_3: Newton: A_5: B: C: D: The corner of the assembly: Scrap assembly: The back side of the assembly: 2 to 3: 5 to 6: 8 to 9: 10 to 12: True_54: False_54: True_55: False_55: Fastener: Color_3: Material: Time: Short: Long_3: Ruler: Strain gauge: Federal gauge: Coordinate measuring machine: Top of the countersink: The bottom of the countersink: Middle of the countersink: Start point: End point: Midpoint: Last point: Spiral: Helix: Worm: Groove_2: Loop: Vertex: Spiral_2: Helix_2: Triangular: Squared: Rounded: Angled_2: 50: 60_2: 90_2: 120: True_56: False_56: CUN NC FN and ENF: UNT NC UUF and UF: ZUN NC UF and UEF: UN UNC UNF and UNEF: 50_2: 12: 1: 10: Punch_7: Die: File_3: Tap: Form: Cutting: Flute_3: Fit: Slot: Fitted: Cutting_2: Square_3: True_57: False_57: Weaker: Stronger: Straight_3: Fluted_2: Helical: Angled_3: Slot_2: Shank_3: Chamfer: Point_2: Taper: Plug: Bottoming: Crest: Pitch: Root: Relief_4: True_58: False_58: Cutter: Hand tapper: Punch_8: Hand grinder: Tap wrench: Hand tapper_2: Slot wrench: Flat tapper: True_59: False_59: True_60: False_60: Stopping: Lubricating: Reversing: Speeding: Internal: External: Chasing: Swirling: Plating: Rounding: Square_4: Triangle: Hexagonal: Flat_2: Slit dies: Slot dies: Closed dies: Open dies: Pan: Stock: Rod: Bar_5: True_61: False_61: Drive mechanism: End cap: Locking mechanism: Internal thread: HiLok: Cherrymax: Keensert: Snapon: True_62: False_62: True_63: False_63: True_64: False_64: With crimping pliers one turn: By hand one or two turns: With needle nose pliers two or three turns: With vice grips three turns: Thandle tap wrench: Screwdriver: Pin punch: Keensert installation tool: Disc sander: Drill press: Rivet gun: Band saw: True_65: False_65: Use it anyway: Turn it off and back on: Lock it tag it out and notify your supervisor: Try to fix it: Cutting blades: Drill bits: Sandpaper: Reamers: Work table: Finger guard: Motor_2: Miter fence: True_66: False_66: Oil soaked shop rag: Brush: Damp cloth: Your hand: Drill large holes: Ream hard materials: Bore shallow depths: Drill precisely spaced holes or to bore to exact depths: Steel toe boots: Gloves: Face shield: Dust mask_2: Smaller_3: Greater: True_67: False_67: Power switch: Work table_2: Blade guide: Variable speed control: Approximately 1 inch: Approximately inch: Approximately inch: Blade_3: Work table_3: Blade guide_2: Miter fence_2: Bimetal: Carbide tipped: Aluminum: Carbon steel: True_68: False_68: 2: 5: 10_2: 20: True_69: False_69: Ram_2: Frame_2: Handle: Rack and pinion gear: Throat: Neck: Leg: Arm: Pins: Dowels: Bushings: Shafts: Temporarily: Permanently: Low: High: Weight_3: Color_4: Horsepower: Size_2: Maximum: Minimum: Color_5: Manufacturer: Diameter_4: Outside: Inside: RPM value: Arbor size: Direction of rotation the rotation arrow: The type of abrasive material: True_70: False_70: 1 inch: inch: inch: 18 inch: Abstract: Objective: Engineering: Subjective: Title: Dimension: Tolerance: Letter_4: True_71: False_71: Tolerances: Maximums: Minimums: Standards: Formal: Regular: Geometric: Maximum_2: Y153: Z155: X155: Y145: On the bill of materials: In the title block: In border: In the details block: True_72: False_72: Circles: Angles: Solids: Lines: Unit_3: Surface: Feature: Plane: Hole: Arc: Taper_2: Chord: True_73: False_73: Be complete so there is a full understanding on the characteristics of a feature: Be no more dimensions than necessary: Specify the method or process used to manufacture the part: Have a tolerance: In and out tolerancing: Plus and minus tolerancing: Maximum and minimum tolerancing: Up and down tolerancing: Baseline: Chain: Direct: Indirect: True_74: False_74: True_75: False_75: 45 degrees: 55 degrees: 68 degrees: 88 degrees: Tolerance planes: Tolerance units: Tolerance zones: Tolerance contours: True_76: False_76: True_77: False_77: Weight_4: Color_6: Size_3: Hue: Fact feature blocks: Feature control frames: Stacked control zone: Runout blocks: Carbon feature control frames: Composite feature control frames: Branded feature control frames: Datum feature control frames: Twinsegment feature control frames: Bisegment feature control frames: Lonesegment feature control frames: Singlesegment feature control frames: Form_2: Runout: Orientation: Location: Block_2: Runout_2: Stacking: Orientation_2: True_78: False_78: Minimum material condition: Material minimum contrast: Modular material condition: Maximum material condition: Reflex: Acute: Tangent: Vertex_2: True_79: False_79: Inside_2: Outside_2: True_80: False_80: The company: The toolmaker: The customer: True_81: False_81: Cost_2: Safety_3: Future use of the tool: Ease of use: Quality guidelines: Process checklist: Material guide: Tooling drawings: True_82: False_82: Concept drawings: Manufacturers specifications: Engineering drawings: Bill of materials: True_83: False_83: Machine Shop Guidebook: Machining Data Handbook: Innovative Tooling Solutions: Machine Shop Trade Secrets: Weight_5: Cost_3: Function: Size_4: Simple: Critical: Minimal: Common: True_84: False_84: Transition: Variance: Alteration: Removability: Cost_4: Process: Manpower: Time_2: True_85: False_85: Design: Align: Cut_2: Layout: True_86: False_86: Band saw_2: Miter saw: Bench grinder: Back saw: True_87: False_87: Groups: Sets: Subassemblies: Clusters: Permanent: Fixed_2: Removable: Static: True_88: False_88: Allow the two parts to move sideways a little: Decrease the strength of the two dowel pins: Add additional strength to prevent the two parts from pulling apart: Push the two parts apart: Gap_2: Spread: Span: Lead: Chisel_5: Rat tail file: Dowel pin: Automatic center punch: True_89: False_89: Major: Minor: True_90: False_90: Threaded pin: Spiral screw: Transfer screw: Center punch: Clamp_2: Keensert_2: Dowels_2: Locators: True_91: False_91: Lip: Flange: Slot_3: Thread: Critical_2: Trivial: Minor_2: Insignificant: File_4: Bore: Lap: Drill_2: True_92: False_92: Drill stop_2: Reamer_2: Optical center finder: Test indicator_3: True_93: False_93: Scotch pad: Diamond file: Bench grinder_2: Machinist stone: Engineering drawing: Assembly drawing: Machinist handbook: Nongraphic pencil: Permanent marker_2: Steel stamp: Chisel_6: True_94: False_94: True_95: False_95: True_96: False_96: Clean up: Deburring: Inspection: Drilling: 5a: 5b: 5c: 6a: 6b: 6c: 6d: 6e: 7a: 7b: 7c: 7d: 7e: 7f: 8a: 8b: 8c: 8d: 8e: 8g: 8f: 9a: 9b: 9c: 10a: 10b: 10c: 10d: 10e: 10f: 11a: 11b: 11c: 12a: 12b: 12c: 12d: 13a: 13b: 13c: 13d: 14a: 14b: 14c: 14d: 16a: 16b: 16c: 16d: 16e: 17a: 17b: 17c: 17d: 17e: 18a: 18b: 18c: 18d: 18e: 18f: 18g: 19b: 19a: 19c: 19d: 21a: 21b: 22a: 22b: 22c: 22d: 22e: 22f: 22g: 20a: 20b: 20d: 20e: 20f: 20h: 20i: 23a: 23b: 23c: 23d: 23e: 23f: 24a: 24b: 60: 25a: 25b: 25c: 25d: 25e: 26a: 26b: 26c: 26d: 26f: 26e: 30a: 30b: 30c: 31a: 31b: 31c: 32a: 32b: 33a: 33b: 33c: 33d: 34a: 34b: 34c: 34d: 35a: 35b: 36a: 36b: 36d: 36c: 37a: 37b: 38a: 38b: 38c: 38d: 38e: 38f: 39a: 39b: 39c: 39d: 39e: 39f: 40a: 40b: 40c: 40d: 40e: 40f: 40g: 40h: 41a: 41b: 41c: 41d: 41e: 41g: 41f: 42a: 42b: 42c: 42d: 43a: 43b: 45a: 45b: 45c: 45d: 46a: 46b: 46c: 47a: 47b: 47c: 48a: 48b: 48c: 48d: 50a: 50b: 50c: 51a: 51c: 51b: 51d: 52c: 52a: 52b: