HSS Straight Shank Twist Drill Bits DIN338(DIN1897, DIN340)
Material: HSS, HSS Co
Sizes: 0.2mm-20mm
Manufacturing Process: Roll Forged, Rolled & Polished, Fully Ground, Fully Ground Co5% or Co8%
Surface Finishing: Black, Black & White, Coffee, White, TIN coated, Rainbow Colour, Dark Coffee, etc
Point Angle: 118°or 135°(Split Point are available from 3mm)