Introduction to Power Tools

Question 1

When using power tools, never engage the

Answer 1

trigger lock

Question 2

Before replacing parts such as bits, blades or discs on any tool, you must

Answer 2

disconnect the power source

Question 3

Most hammer drills will not hammer until pressure is

Answer 3

applied to the drill bit

Question 4

A pneumatic drill is commonly used

Answer 4

when there is no source of electricity

Question 5

Never use a circular saw that does not have an upper blade guard because the

Answer 5

guard protects you from touching the blade

Question 6

When using a circular saw, be sure to cut on the waste side of the cut mark to allow for the blade’s

Answer 6

kerf

Question 7

What is kerf

Answer 7

Kerf refers to the width of cut a sawblade makes when it’s cut through wood. When you’re cutting a board you have to allow for the width of the sawblade and its teeth when you’re cutting. Kerf cutting is making many kerf cuts (cuts the width of your sawblade) along a piece of wood.

Question 8

Saws with fine blades that are excellent for delicate and intricate cutting are called

Answer 8

Saber saws

Question 9

Before you plug any saw into a power source, make sure the

Answer 9

power switch is in the Off position

Question 10

A saw that has a thin, one-piece blade that runs around guides at either end of the saw is a

Answer 10

bandsaw

Question 11

A power miter saw combines a miter box with a

Answer 11

circular saw

Question 12

An angle grinder is used to grind

Answer 12

hard, heavy materials

Question 13

The adjustable tool rest on a bench grinder should be positioned

Answer 13

1 8 inch from the grinding wheel

Question 14

A good way to check the condition of the grinding wheel on a bench grinder is to

Answer 14

perform a ring test on the wheel

Question 15

A grinder can catch on rough material edges and shift around, especially when using rotary bits called

Answer 15

burr bits

Question 16

A low-velocity fastening system that is used to drive steel pins or threaded studs into masonry and steel is a

Answer 16

pneumatic screw nailer

Question 17

Special training and certification is required before using any kind of

Answer 17

power actuated fastening tool

Question 18

Before using a pneumatically powered nailer for the first time, it is important to

Answer 18

read the manufacturer’s instructions

Question 19

If a pneumatically powered nailer is not firing properly, before attempting repairs, be sure to

Answer 19

disconnect the air hose

Question 20

A power tool that is well suited for breaking up concrete during demolition work is a

Answer 20

pavement breaker

Question 21

A Porta-Power is an example of a

Answer 21

hydraulic tool