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Module 7 > TOOLS 1 > Flashcards

TOOLS 1 Flashcards

1
Q

In aircraft work, the unit of measure most commonly used is the

A

inch

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2
Q

is a tool that has several uses

A

combination set

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3
Q

used to scribe circles and arcs and for transferring measurements from the rule to the work

A

Dividers and pencil compasses

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4
Q

used for measuring diameters and distances or for comparing distances and sizes

A

Calipers

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5
Q

The three common types of calipers are

A

inside, outside, and hermaphrodite calipers

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6
Q

The smallest measurement which can be made with the use of the steel rule is

A
  • one sixty-fourth of an inch in common fractions
  • one one-hundredth of an inch in decimal fractions
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7
Q

a micrometer is used

A

in thousandths and ten-thousandths of an inch

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8
Q

The fixed parts of a micrometer are

A

the frame, barrel, and anvil

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9
Q

The movable parts of a micrometer are

A

thimble and spindle

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10
Q

Reading A Micrometer
The lines on the barrel marked 1, 2, 3, 4, and so forth

A
  • indicate measurements of tenths
  • or 0.100 inch, 0.200 inch, 0.300 inch, 0.400 inch
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11
Q

Reading A Micrometer
Each of the sections between the tenths divisions (between 1, 2, 3, 4, and so forth)

A
  • divided into four parts of 0.025 inch each.
  • One complete revolution of the thimble (from zero on the thimble around to the same zero) moves it one of these divisions (0.025 inch) along the barrel
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12
Q

The bevel edge of the thimble is divided into 25 equal parts. Each of these parts represents

A

one twenty-fifth of the distance the thimble travels along the barrel in moving from one of the 0.025 inch divisions to another.

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13
Q

Some micrometers are equipped with a _______ that makes it possible to directly read the
fraction of a division that is indicated on the thimble scale.

A

vernier scale

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14
Q

A variation of the micrometer is the ______ , which measures variations in a surface by
using an accurately machined probe mechanically linked to a circular hand whose movement
indicates thousandths of an inch, or is displayed on a liquid crystal display (LCD) screen

A

dial indicator

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15
Q

DIAL INDICATOR
The total amount of the fluctuation is

A

the runout

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16
Q

DIAL INDICATOR
A typical example would be using a dial indicator to measure the amount of ________ in a shaft

A

runout, or bend,

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17
Q

Dial Indicator
The outer portion of the dial is then rotated until the needle is pointed at

A

zero

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18
Q

Often used to measure the length of an object, the _______ provides greater accuracy than the ruler.

A

slide caliper

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19
Q

When using the common screwdriver, select the _________ whose blade will make a good fit in the screw that is to be turned.

A

largest screwdriver

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20
Q

A common screwdriver must fill at least ________ of the screw slot. If the screwdriver is the wrong size, it cuts and burrs the screw slot, making it worthless

A

75 percent

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21
Q

The two types of recessed head screws in common use are

A

the Phillips and the Reed & Prince

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22
Q

Replaceable tip screwdrivers, sometimes referred to as _________ , allow for the quick changing of a screwdriver tip, and economical replacement of the tip when it becomes worn

A

“10 in 1” screwdrivers

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23
Q

They are used to hold objects and make adjustments in tight places.

A

Needlenose pliers

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24
Q

They are used exclusively for twisting safety wire

A

Duckbill pliers

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25
Q

The C-clamp is shaped like a large C and has three main parts:

A

threaded screw, jaw, and swivel head

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26
Q

has flat jaws and usually a swivel base

A

machinist’s vise

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27
Q

has scored, removable jaws and an anvil-faced back jaw

A

utility bench vise

28
Q

_________ are used to place reference marks on metal. This punch is often used to transfer dimensions from a paper pattern directly on the metal

A

Prick punches

29
Q

The ________, which is often called a tapered punch, is used for driving out damaged rivets, pins, and bolts that sometimes bind in holes. The _____ is therefore made with a flat face instead of a point

A

drive punch

30
Q

________, oftencalled drift punches, are similar to drive punches and are used for the same purposes.
The difference between the two is that the sides of a drive punch taper all the way to the face while the ______ has a straight shank

A

pin punch

31
Q

The ________ is usually about 4 inches long. It has a point that tapers, and then turns straight for a short distance in order to fit a drill locating hole in a template

A

transfer punch

32
Q

The _________ setting torque wrench is preset to the desired value. When this torque is reached, the operator notices a sharp impulse or breakaway “click

A

micrometer

33
Q

should never be used to cut heavy sheet metal

A

Snips

34
Q

yellow aviation snips

A

cut straight

35
Q

green aviation snips

A

curve right

36
Q

red aviation snips

A

curve left

37
Q

When installing a blade in a hacksaw frame, mount the blade

A

with the teeth pointing forward, away from the handle

38
Q

A blade with _________ is preferred when cutting machine steel, cold rolled steel, or structural steel.

A

14 teeth per inch

39
Q

A blade with _________ is preferred for solid stock aluminum, bearing metal, tool steel, and cast iron.

A

18 teeth per inch

40
Q

Use a blade with _________ when cutting thick-walled tubing, pipe, brass, copper, channel, and angle iron.

A

24 teeth per inch

41
Q

Use the ____________ blade for cutting thin-walled tubing and sheet metal

A

32 teeth per inch

42
Q

chisels are seldom _________ long

A

under 5 inches or over 8 inches

43
Q

When cutting square corners or slots, a special cold chisel called a ______ should be used.

A

cape chisel

44
Q

Rounded or semicircular grooves and corners that have fillets should be cut with a ________. This chisel is also used to re-center a drill that has moved away from its intended center

A

round nose chisel

45
Q

The portion of the file on which the teeth are cut is called the ______.

A

face

46
Q

The tapered end that fits into the handle is called the ____________.

A

tang

47
Q

The part of the file where the tang begins is the _______

A

heel

48
Q

The length of a file is the distance from

A

the point or tip to the heel and does not include the tang.

49
Q

Files that have one row of teeth crossing another row in a crisscross pattern are called

A

double-cut files

50
Q

Measuring from the tip to the heel of the file. The tang is never included in the length.

A

Length

51
Q

Refers to the physical configuration of the file (circular, rectangular, or triangular or a variation thereof)

A

Shape

52
Q

Refers to both the character of the teeth or the coarseness — rough, coarse, and bastard for use on heavier classes of work and second cut, smooth and dead smooth for finishing work

A

Cut

53
Q

These are parallel in width and tapered in thickness. They have one safe edge (smooth edge) which permits filing in corners, and on other work where a safe edge is required. _____ are double cut and used principally for finishing flat surfaces and similar work.

A

Hand files

53
Q

These files are slightly tapered toward the point in both width and thickness. They cut on both edges as well as on the sides. They are the most common files in use. _____ are double cut on both sides and single cut on both edges.

A

Flat files

54
Q

These are usually tapered slightly in thickness and in width for about one-third of their length. The teeth are ordinarily single cut. These files are used for draw filing and to some extent for filing soft metals.

A

Mill files

55
Q

These files may be tapered or blunt and are double cut. They are used principally for filing slots and key seats, and for surface filing.

A

Square files

56
Q

These are circular in cross section and may be either tapered or blunt and single or double cut. They are used principally for filing circular openings or concave surfaces.

A

Round or rattail files

57
Q

_____ are single cut and are used for filing the gullet between saw teeth.

A

Triangular

58
Q

_______ , which are double cut, may be used for filing internal angles, clearing out corners, and filing taps and cutters.

A

three square files

59
Q

These files cut on both the flat and round sides. They may be single or double cut. Their shape permits them to be used where other files would be unsatisfactory.

A

Half-round files

60
Q

These are especially designed for use on soft metals. They are single cut and are made in various lengths.

A

Lead float files

61
Q

Rectangular in section and tapers to narrow point in width. This file is used for narrow space filing where other files cannot be used.

A

Warding file

62
Q

This file is used by tool and die makers on work having acute angles.

A

Knife file

63
Q

Same section as flat and half-round files. This file has coarser teeth and is especially adaptable for use on wood.

A

Wood file

64
Q

The _______ cuts with a toothed, steel disk that rotates at high speed. Handheld or table mounted and powered by compressed air, this power saw cuts metal or wood. To prevent the saw from grabbing the metal, keep a firm grip on the saw handle at all times

A

CIRCULAR-CUTTING SAWS

65
Q

The _____ is an electrically operated, portable circular cutting saw that uses blades of various diameters.
Since the head of this saw can be turned to any desired angle, it is useful for removing damaged sections on a stringer

A

KETT SAW

66
Q

The _________ , useful for cutting out damage, is similar to the Kett saw

A

pneumatic circular cutting saw

Module 7 (22 decks)

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