3PCS Hss Step Cone Drill Bit Titanium Hole Cutter Set with a Automatic center punch
- Shank: 1/4" Quick Change Hex Shank
- Finish: Titanium
- Material: HSS
- MEASUREMENT:
1. 5 Steps (Diameter 4, 6, 8, 10, 12mm).
2.9 Steps(Diameter 4, 6, 8, 10, 12, 14, 16, 18, 20mm).
3.15 Steps(Diameter 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm).