Customized HSS taper drills Tin-Coated Straight Shank Tappered HSS Twist Drill Bit
1.Material: tungsten carbide or HSS for long life
2. Fully ground, Milled
3.Special tip and more sharpness.
4.prevent material from splitting near the edge of material.
5.improve positioning accuracy .
6.make driving into material easily.
7.surface:tin-coated or bright white.
| Diameter | shank | surface finish | material |
| 1/8"-1/4" | flat shank or straight shank | white/tin-coated | tungsten carbide/HSS |