EVO HSS twist drill bit DIN 338
EVO twist drill, DIN 338 HSS, 6.8 mm
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EVO twist drill bit HSS with TRICON shaft, type N, right-hand cutting, DIN 338, HSS, ground, TiAIN head coating
Application area:
Precision drill for drilling steel up to 1000 N/mm² and cast steel (alloyed and non-alloyed), grey cast iron, malleable cast iron, spheroidal cast iron, sintered iron, nickel silver and graphite.
Advantages:
- 118° EVO blade with cross-ground section
Drilling with pin-point accuracy - no centre punch; dimensional accuracy - precise drill holes; low feed and cutting forces - energy-saving operation
- Blue ring - for steel
Simple material assignment - no confusion; suitable for machine taps and countersinks
- TiAlN head coating
Maximum service life - no built-up edges, greater surface hardness, improved thermal stability, dry machining possible; "NUR" coating on the area subjected to the greatest load - greater flexibility and more cost-effective
- TRICON shaft, positive-fit transmission of forces
No movement in the drill chuck - optimal power transfer/no groove formation; no excessively deep clamping in the drill chuck - optimal elasticity; low energy expenditure when opening and closing the drill chuck - protects the drill chuck
Advice:
From 4.0 mm with TRICON shaft
Datasheets(X)
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