J Cobalt Long Threaded Shank Drill Bit Quantity:1 The tip is precisely machined

The tip is precisely machined and coated with black manganese phosphate

Part Number: BIT-POU7/16-20

Part Number GLBCOX127/32

Part Number DWTST1-1/2-8P

J Cobalt Long Threaded Shank Drill Bit Quantity:1 The tip is precisely machinedProduct Description Threaded shank drill bits are type D adapter style. They are made from M42 8% cobalt and are manufactured to NAS 965 Type "D" specifications. They have 135 heavy duty split point and surface treated for drilling hard, tough, high tensile strength materials. When drilling low tensile strength materials, the Type "D" cobalt drill will have a significantly greater tool life than the NAS 965 Type B high speed steel adapter drill,