43/64" Cobalt Drill Bit with 1/2" Reduced Shank, D/ACO - High Performance & Durable Cutting Tool | Drill America Cleaning Supplies Drill America - 1-7/8-20 UNS

Drill America - 1-7/8-20 UNS HSS Tap Set

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Maximum Capacity: 55 tons (100

43/64" Cobalt Drill Bit with 1/2" Reduced Shank, D/ACO - High Performance & Durable Cutting Tool | Drill America Cleaning Supplies Drill America - 1-7/8-20 UNSCobalt 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