M42 precision ground high speed steel For use on alloy, hardened steels, cast iron, titanium and more
Cobalt/HSS Drill Bit Sets
Precision ground from M42 high speed steel bars with 8% cobalt achieving a hardness of some 66-67 Rockwell. Intended for use on alloy and hardened steels, cast iron, titanium and many other really tough, hard-to-drill materials such as stainless steel.
Axminster Power Tool Centre Ltd, Unit 10 Weycroft Avenue, Axminster, Devon, EX13 5PH. United Kingdom. VAT Reg. No. GB 792 4137 16. eCommerce by Paraspar