Heller HSS-Co Cobalt Stainless Steel Drill Bits

Heller HSS-Co Cobalt Stainless Steel Drill Bits

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The Heller HSS-CO Cobalt is made of a special HSS steel with a 5% cobalt content. It's the premium solution for the toughest challenges in stainless steel and metal.  Precise response when positioning the bit due to its split point and 135° point angle as well as excellent dimensional accuracy also characterize this drill bit. The HSS-Co Cobalt also scores with its excellent concentricity acc. to DIN 1414.


Unbeatable in high-alloy steel and stainless steel - the perfect solution for the most challenging drilling
Made of special HSS steel with 5% cobalt for extremely long life
Pinpoint centring thanks to split point grinding and 135° point angle
Precision tool as per DIN 338 RN for outstanding dimensional accuracy of the hole
Excellent concentricity as per DIN 1414

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