bit

1. A small tool which fits in the chuck of a brace or drill, and by which it is rotated  thereby cutting or boring a hole.

2. The projecting blade of a key which is cut in a manner to actuate the tumblers and permit the lock bolts to be operated.

3. That part of a soldering iron which transfers heat and solder to the joint.

4. The cutting edge of a plane.bit

Scroll to Top