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Twist drill bit HSS DIN 340 type RN 130°

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Twist drill bit HSS DIN 340 type RN 130°

The long steel precision drill bit for deep drilling in steel up to 850 N/mm² strength and in cast iron.

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Available in 68 versions

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20% lower infeed force compared to conventional drill bits as well as quicker progress and a more gentle way of working


Optimised cross thinning



Precise spot drilling without centring, even on curved surfaces


Optimised split point



Ideal for core drill holes


Very precise point geometry for accurate drill holes



Excellent adhesive capability of coolant lubricants and reduced tendency for material to build up


Vaporised surface

Notice
  • When using the twist drill in line with DIN 340, it is advisable to make a centring hole first. Our NC spotting drills (art. no. 063644...) are ideal for this purpose.

  • See overview tables for drill bit/material assignments