31/64" Cobalt Jobber Length Drill Bit, D/ACO Series Quantity:1 and forming processes for the

and forming processes for the bit and socket separately

Part Number DWRRSP43/64

Designed for Tekton socket rails

Part Number DWTH2-18LH

The tips are made of ASTM-E52100 bearing steel that's hardened to 47–53 HRC with nickel plating

31/64" Cobalt Jobber Length Drill Bit, D/ACO Series Quantity:1 and forming processes for theProduct Description Cobalt drill bits are are effective in drilling tough, high tensile strength materials such as cast iron, inconel, stainless steel and titanium. They display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel. These drill bits are jobber (standard) length with a round shank for use in a wide range of tool holding systems. They have a 135 split point tip for fast penetration and