60 Piece Cobalt Jobber Length Drill Bit Set, #1-#60, D/ACO Series - High Performance & Durable Cutting Tool | Drill America Set & Kits Typically used with die stocks

Typically used with die stocks or wrenches for easy threading

Why Choose Drill America - 1-1/16 HSS 3MT Cobalt Steel Taper Shank Drill Bit

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60 Piece Cobalt Jobber Length Drill Bit Set, #1-#60, D/ACO Series - High Performance & Durable Cutting Tool | Drill America Set & Kits Typically used with die stocksCobalt 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