7/8" Cobalt Drill Bit with 1/2" Reduced Shank, D/ACO Shopify Collective we use the actual working

we use the actual working length (center of drive tang to end of handle)

Part Number: 87C350HCSSS

They have a sharp point and long taper for easy entry in badly misaligned holes

and won't chip

Part Number DWT57555

7/8" Cobalt Drill Bit with 1/2" Reduced Shank, D/ACO Shopify Collective we use the actual workingProduct Description 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