27/64" Cobalt Jobber Length Drill Bit, DWDCO Series BoltsandNuts.com The tip size and Tekton

The tip size and Tekton "T" are clearly stamped onto every bit in the set for easy identification

They are tested to ensure they meet IEC 60900:2018 and ASTM F1505-16 standards

Part Number: BIT-SDS3818

Part Number: 75X250DPAPL

Part Number: 87C550HSBA325G/PT

27/64" Cobalt Jobber Length Drill Bit, DWDCO Series BoltsandNuts.com The tip size and TektonProduct 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