Q. For drills having diameter upto 12.7 mm. (Solved)
1. Parallel shank is provided
2. Tapered shank is provided
3. Shank may be either of (A) or (B)
4. Bell metal
- a. Parallel shank is provided
1. Parallel shank is provided
2. Tapered shank is provided
3. Shank may be either of (A) or (B)
4. Bell metal