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Twist drill bit HSS DIN 1897 type RN
The extra-short steel precision drill bit for general, broad applications in steel up to 850 N/mm² strength and in cast iron.
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The extra-short steel precision drill bit for general, broad applications in steel up to 850 N/mm² strength and in cast iron.
20 % lower infeed force compared to conventional drill bits as well as quicker progress and a more gentle way of working
Optimised split point design
Precise drilling without centring, even on curved surfaces
Optimised split point
Ideal for core drill holes
Very precise point thinning for precise drill holes
Excellent adhesive properties of cooling lubricants and a reduced tendency towards the build-up of material deposits
Vaporised surface
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