17/32" HSS Black & Gold Drill Bit with Reduced 1/2" 3-Flat Shank, Contractor Series BoltsandNuts.com Part Number: assortment-kit-545611 Pieces -

Part Number: assortment-kit-545611 Pieces - Coarse Thread

Part Number: EZ-EZ-303-428

Part Number: 62C175SSSACONEBO/F912

The shank diameter is reduced so the insulation can be molded flush with the tip

Part Number T/A54971

17/32" HSS Black & Gold Drill Bit with Reduced 1/2" 3-Flat Shank, Contractor Series BoltsandNuts.com Part Number: assortment-kit-545611 Pieces -Product Description Contractor grade drill bit manufactured from M1 High Speed Steel and for use in a wide range of materials in the iron and steel families such aluminum, iron, steel and other metal drilling. Contractor Drill Bits have a 135 degree split point tip for self centering and reducing thrust. Compared to a conventional 118 degree tip, these drills wont go "walking" on you. They are black and gold surface treated. Reduced Shank Drills