Deck 15: Power Tools-Selection, Use, and Care

Question 1

Explain why you should never overtighten the nut when installing a new blade on a circular saw.

Answer 1

Most saws have a special washer under the nut that allows the blade to slip if it binds up in the cut. This prevents the saw from kicking back out of the cut.

Question 2

All corded tools made in the last 15 years will have a polarized plug-where one blade is __________. This design ensures that the plug can only be inserted into the outlet one way to prevent __________.

Answer 2

wider than the other; electric shock

Question 3

__________ are designed to sense an imbalance in the electrical current flowing in the hot and neutral conductors.

Answer 3

GFCIs

Question 4

To drill holes in wood ranging in size from 3/8" to 2" or more, a __________ bit would be used.

A) twist
B) spade
C) carbide
D) masonry

Question 5

A(n) __________ saw is used to make curved cuts and to saw small openings.

A) circular saw
B) reciprocating saw
C) saber saw
D) hack saw

Question 6

One of the most popular size circular saw blades is the __________.

A) 6 3/4"
B) 7 1/4"
C) 9"
D) 10"

Question 7

When inspecting a circular saw before using it, always check to see that the teeth on the saw blade are pointing ____________________ in the front of the saw.

Question 8

To prevent a drill bit from walking out of position, you should use a ______________________________.

Question 9

Explain why polarized plugs are used.

Question 10

Explain why tools that are double insulated do not need to be grounded.

Question 11

In 1928, a company named __________ invented the portable circular saw.

A) Black and Decker
B) Makita
C) DeWalt
D) Skil

Question 12

On power tools, the part of the tool that rests on the work piece is called the __________.

Question 13

A(n) __________ bearing is a style of bearing in which the moving parts ride on a smooth metal tube.

A) ball
B) sleeve
C) oil
D) roller

Question 14

A variety of __________ saws blades are available for rough cuts in wood, smoother cuts in wood, cutting metal, cutting plastics, and demolition work.

A) Circular
B) Reciprocating
C) Saber
D) Keyhole

Question 15

A(n) __________ bearing is a style of bearing in which the moving parts roll on small steel rollers.

A) ball
B) sleeve
C) oil
D) roller

Question 16

When drilling metal, the __________ speed setting on the drill should be used.

A) low
B) medium
C) medium to fast
D) fast

Question 17

Explain the advantages that cordless tools have over corded power tools.

Question 18

A typical motor size for an electric drill might be __________.

A) 2 amps
B) 13 amps
C) 60 amps
D) 100 amps

Question 19

When it comes to power tool safety, which is NOT a rule that should be observed at all times?

A) Only plug corded tools into GFCI-protected outlets.
B) Tools that are not double-insulated must be connected to an electrical ground.
C) Be sure corded and pneumatic tools are plugged in when changing blades, bits, and attachments.
D) Use power tools only if you've received instruction in their use.

Question 20

When using a corded drill to drive screws, the screw driver attachment needs to have a __________ to control the amount of torque applied to the screw.

Question 21

Explain why the stock being cut off should not be held or supported.