Hand Tools Flashcards

1
Q

What’s the cutting speed for a hacksaw

A

40-50 strokes per minute

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2
Q

What parts make up a combination square?

A

Steel rule, square head, bevel protractor and centre head

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3
Q

Wrap-arounds or Run-arounds need to go around a pipe how many times?

A

1 1/2 times

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4
Q

What are contour markers used for?

A

Developing any angel cut lines on pipe and structural steel as well as structural structural layout

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5
Q

Another name for soap stone?

A

Silver stick or silver streak

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6
Q

What’s a scriber?

A

A tool with a hardened steel or carbide point that is used to scratch a thin line on a material

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7
Q

What’s a Divider?

A

Are used for transferring measurements, and are sized from the pivot point to the end of the leg

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8
Q

What are trammel points?

A

Used to scribe arcs and circles and transfer measurements that are beyond the range of a divider

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9
Q

How do you determine the size of pliers?

A

By measuring the overall length

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10
Q

Another name for Interlocking joint pliers?

A

Water pump pliers

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11
Q

Another name for locking pliers?

A

Vise-grip pliers

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12
Q

Another name for welding pliers and its use?

A

MIG pliers, designed specifically for gas metal arc welding

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13
Q

How to determine the size of a C-clamp?

A

The maximum distance between the jaws when they are fully open

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14
Q

What are bar clamps used for?

A

Clamping materials over long distances

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15
Q

What is another name for Parallel clamps.

A

Toolmaker’s clamps or carpenters clamps

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16
Q

What are pipe clamps used for?

A

Aligning pipe joints for tacking

17
Q

How are vises sized?

A

According to the width of their jaws

18
Q

How should hacksaw blades be mounted.

A

With he blade on the teeth pointed forward

19
Q

What 2 types of hacksaw blades are there and what is their use

A

(All Hard) best for brass, steel and other thick heavy metals
(Flexible) best for hollow shapes and tin,copper and aluminum

20
Q

What’s the 3 most common teeth per blade on a hacksaw

21
Q

What is a kerf?

A

It’s the clearance between the cutting object and material inside the cut

22
Q

How are files classified?

A

By their length,shape and cut

23
Q

The parts of a file are?

A

Tang, heel, edge, face and point

24
Q

Why should you not drag a file backwards over a workpiece?

A

It breaks the teeth from the file

25
How are chisels identified?
By the shape of the cutting edge
26
What are the angles on a flat chisel?
Normally 60* but 90* for cutting very hard material
27
How do you repair a chisel with a mushroomed head.
Grind the head back down to original shaft size
28
Why should wire brushes be restricted to one particular metal?
To avoid contamination from another metal
29
What are the 2 types of pipe cutters?
Single wheel and Multi wheel
30
What's the purpose of a pipe reamer?
To remove the internal burrs on a pipe after it is cut
31
Why is it important to remove the internal burrs of a pipe?
It's part of piping code
32
What happens if burrs are not removed?
Causes turbulent flow, burr catches foreign matter, and restricts pipe flow and pressure loss
33
Why shouldn't spiral reamers be used with a power threader?
Will thread reamer on to pipe
34
What are the 2 threading applications called?
National Pipe Thread(NPT) and American Standard Pipe Thread(ASPT)