11.50mm Cobalt Jobber Length Drill Bit, D/ACO Series - High Performance & Durable Cutting Tool | Drill America Welding Tools & Clamps Drill Bit Size: 31/64"

Drill Bit Size: 31/64"

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Size: 1-3/4"-20

Choose the Drill America - 5/16 x 2-3/4 x 1 Hole Convex Cutter for unmatched reliability and performance

11.50mm Cobalt Jobber Length Drill Bit, D/ACO Series - High Performance & Durable Cutting Tool | Drill America Welding Tools & Clamps Drill Bit Size: 31/64"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 accurate drilling. Compared