HSS Hex Shank Step Drill
HSS Hex Shank Step Drill (mm)
| Size | Steps | Shank Size | Overall Length |
| 4-12 | 9 | 1/4" | 72 |
| 4-16 | 9 | 1/4" | 81 |
| 4-20 | 9 | 1/4" | 81 |
| 4-22 | 10 | 1/4" | 86 |
| 4-30 | 14 | 1/4" | 105 |
HSS Hex Shank Step Drill (mm)
| Size | Steps | Shank Size | Overall Length |
| 4-12 | 9 | 1/4" | 72 |
| 4-16 | 9 | 1/4" | 81 |
| 4-20 | 9 | 1/4" | 81 |
| 4-22 | 10 | 1/4" | 86 |
| 4-30 | 14 | 1/4" | 105 |
