Features Specifications: HSS twist drill bits

Standard: DIN338

Material: HSS4241, HSS4341, HSS9341, M42; M35; M7; M2, etc

Finish: Black oxide, polished, tin coated and rainbow etc

Process: Roll forged, half ground, fully ground

Point angle: 118 Or 135 split point

Application: For drilling cast steel, malleable iron, sintered metal, non-ferrous metals and wood, etc

Packing: By plastic bag, metal box etc

Diameter ranges from 1mm to 20mm.

Drill sets like 13/19/25PCS are available. We make them in accordance with your demand.