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Subland drill bit DIN 8377 RN medium 180°, with Morse taper

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Subland drill bit DIN 8377 RN medium 180°, with Morse taper

For the production of through holes according to ISO 273, while simultaneously producing countersinks (180˚) in form H, J, K, H3, J3 and K3 according to DIN 74 part 2. The cutting speed depends on the large diameter, the feed on the small diameter.

  • Product code: 852
  • Material to be processed: Steel, Cast metal, Copper, Brass, Aluminium, Plastic
  • Standards: DIN 8377
  • Cutting material: HSS
  • Surface: Vaporised
  • Angle of the tip: 118 Degree
  • Chip flute length: 130 mm
  • Countersink angle: 180 Degree
  • Shank style: Morse taper
  • Number of teeth: 2 PCS
  • Coolant supply: External
  • Tolerance of cutting edge diameter: h8
  • Tolerance of shank diameter: h8
  • Type description: Quality grade medium
  • Material of sub-group: General structural steels, Non-alloyed tempering steels < 1000 N/mm², Alloyed tempering steels < 1000 N/mm², Grey cast iron, Malleable cast iron, Copper, Brass, Aluminium, Plastics

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