1-1/8" Cobalt Drill Bit with 1/2" Reduced Shank, D/ACO - High Performance & Durable Cutting Tool | Drill America Pipe Equipment Shank Size: 1/2"

Shank Size: 1/2"

They have a short

Size: 1-11/16"-12

Secure Design: FR Nomex® zipper front fly

1-1/8" Cobalt Drill Bit with 1/2" Reduced Shank, D/ACO - High Performance & Durable Cutting Tool | Drill America Pipe Equipment Shank Size: 1/2"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. They have a 135 split point tip for fast penetration and accurate drilling. Compared to a conventional 118 degree tip, these drills wont go "walking" on you. Reduced Shank Drills expand the size