Specifications:
1.Material:M2,M35,M42
2.Point Angle: 135 Split Point
1.Material:M2,M35,M42
2.Point Angle: 135 Split Point
3.Shank Type: Cylinder
4.Spiral Angle: CCW5.Surface finshing:Black, white,Black&White,Amber,Tin coated,Rainbow color
6.Fully ground,roll&polished
Tough metal drilling, made for drilling into hardened steel bolts for creating pilot holes for screw extractors.
Cobalt alloyed for higher heat and abrasion resistance