kwb HSS Metal Drill Bit Ø 4mm, Extra Long, Right-Cutting, Pointed Edge, Drill Machine Accessory

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  • SELF-CENTERING 135 pointed edge with DIN 1412 C cross-edges, eliminating the need for center punching or pre-drilling.
  • PRECISION GROUND Steel drill bits with precision grinding, complying with Type N drill with standard helix for medium cutting materials.
  • VERSATILE APPLICATION Suitable for alloyed and unalloyed steel, steel casting, malleable cast iron, sintered iron, non-ferrous metals, and hard plastics.

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