Millwright Section 2: Portable Power And Air Tools

Question 1

What does GFCI stand for?

Answer 1

Ground fault circuit interrupter

Question 2

The most common sizes of impact are?

Answer 2

3/8” and 1/2”

Question 3

How is the size of a drill determined?

Answer 3

By the size of the chuck

Question 4

What kind of tip does a hammer drill bit have?

Answer 4

A carbide tip

Question 5

How are due grinders used?

Answer 5

They are used for removing burrs and polishing parts

Question 6

What are five types of wheels?

Answer 6

Wire wheels, buffing wheels, grinding discs, sanding discs, flap wheels

Question 7

What would you use a wire wheel for?

Answer 7

Used to clean a surface of dirt and scale and create a uniform finish

Question 8

Grinding discs are used for?

Answer 8

Cut off operations

Question 9

What materials are used in a grinding disk?

Answer 9

Aluminum oxide and some type of resinoid (resin or plastic)

Question 10

Buffing wheels are used for?

Answer 10

Polishing workpieces

Question 11

Sanding discs are used for?

Answer 11

Light finishing, deburring, and chamfering

Question 12

Flap wheels are used for?

Answer 12

Light finishing

Question 13

The three main types of air tools used by millwrights are?

Answer 13

Rotary tools, percussive, and nozzles

Question 14

What is a nibbler used for?

Answer 14

Cutting thin metal plate quickly and easily