. When using power tools, never engage the _____.

• . locking spring

• booster

• bit shank

• trigger lock

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

• polish it with a fine steel wool

• recharge the tool's battery

• disconnect the power source

• inspect them for cracks

Most hammer drills will not hammer until pressure is _____.

• released from the powder charge

• reached in the hydraulic cylinder

• detected at the trigger lock

• applied to the drill bit

A pneumatic drill is commonly used _____.

• in areas where noise is a problem

• to supply compressed air to de-burr pipes

• when there is no source of electricity

• for intricate detail work

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

• trigger lock will not work properly

• saw will not cut cleanly

• guard protects you from touching the blade

• saw kerf will be too wide

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

• . arbor

• kerf

• distortion

• stroke

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

• . band saws

• saber saws

• abrasive saws

• worm-drive saws

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

• speed is set to Low

• power switch is in the Off position

• work has been clamped down

• lower blade guard is pulled back

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

• miter saw

• bandsaw

• saber saw

• circular saw

A power miter saw combines a miter box with a _____.

• band saw

• miter saw

• circular saw

• saber saw