The cutting portion of a drill is to be welded to its shank.

Home » Materials Science and Manufacturing Engineering » Materials Science and Manufacturing Engineering Miscellaneous » Question

The cutting portion of a drill is to be welded to its shank. The process best suited for this is

1. ultrasonic welding
2. electron beam welding
3. friction welding
4. laser welding

Correct Option: C

Friction welding solid state welding softness due to rubbing action.