| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
| Product Name | HSS Step Drill Bits Set |
| Material | High-speed steel |
| Color | Black |
| Type | Step drill |
| Size | 4-12mm,4-20mm, 4-32mm |
| Quantity | 3pcs/set × HSS Step Drill Bits Set |
| Size | Steps | Shank Diameter(mm) Approx. | Overall Length(mm) Approx. |
| 4-12mm | 5 Steps (4, 6, 8, 10, 12mm) | 6 | 64 |
| 4-20mm | 9 Steps (4, 6, 8, 10, 12, 14, 16, 18, 20mm) | 8 | 75 |
| 4-32mm | 15 Steps (4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm) | 10 | 101 |
| 1pc x | 4-12mm HSS Drill Bit |
| 1pc x | 4- 20mm HSS Drill Bit |
| 1pc x | 4- 32mm HSS Drill Bit |
