Introduction to Drilling Operation
Trending Questions
Q. In the manufacture of twist drills, the shank is joined to the body of the drill using
- spot welding
- TIG welding
- projection welding
- friction welding
Q. When a number of single spindle drilling machine columns are placed side by side on a common work table, The machine is known as:
- Radial drilling machine
- Gang drilling machine
- Multiple-spindle drilling machine
- Universal drilling machine
