Portable Electric Drill

Front

The purpose of turning the drill on before attempting to drill a hole is to ____.

Back

see if the drill bit is running true.

Front

The purpose of moving the drill and bit up and down often when drilling a deep hole is to __________________.

Back

reduce overheating in the drill bit.

Front

If a large capacity portable drill bit hangs during the drilling operation what will likely happen?

Back

The drill will twist in the operator's hands causing a sprained wrist or bruised fingers.

Front

What kind of pressure should be applied to a drill during the drilling operation?

Back

Moderate, even.

Front

What type of drill speed is needed for wood drilling operations?

Back

High

Front

What type of drill speed is needed for most metal drilling operations?

Back

Low

Front

The purpose of a pilot hole when drilling is to ____________.

Back

guide the final drilling operation and achieve a more accurately placed hole.

Front

To prevent seizing when drilling the operator should ____________.

Back

reduce the feed pressure when the bit is about to come through the material being drilled.