13 Piece Cobalt Jobber Length Drill Bit Set, 1/16" - 1/4", DWDCO Series - High Performance & Durable Cutting Tool | Drill America Set & Kits Thread Length: 5-7/8"

Thread Length: 5-7/8"

Thread Size: 15/16"

COHEX Quick Change Cobalt 15 Piece Drill Bit Set contains sizes 1/16" - 1/2"

Shank Size: 33/64"

Enhance your safety and performance with the Drill America - 7/16-28 UNS HSS Bottoming Tap

13 Piece Cobalt Jobber Length Drill Bit Set, 1/16" - 1/4", DWDCO Series - High Performance & Durable Cutting Tool | Drill America Set & Kits Thread Length: 5-7/8"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