Producing smooth and accurate holes in a work piece by enlarging existing holes with a bore, which may bear a single cutting tip of steel, cemented carbide, or diamond or maybe a small grinding wheel.
A. Planing
B. Boring
C. Milling
D. Turning
Answer:B
Producing smooth and accurate holes in a work piece by enlarging existing holes with a bore, which may bear a single cutting tip of steel, cemented carbide, or diamond or maybe a small grinding wheel.
A. Planing B. Boring C. Milling D. Turning