1/2" Cobalt Taper Length Drill Bit BoltsandNuts.com Part Number: 75F175HCSSS/316

Part Number: 75F175HCSSS/316

Part Number DWDTS17/32-1MT

The non-marking nylon heads are replaceable

The adjustment knob is knurled and round to provide grip for making adjustments even when you're wearing gloves or have slippery hands

249 Pieces - Fine Thread

1/2" Cobalt Taper Length Drill Bit BoltsandNuts.com Part Number: 75F175HCSSS/316Product 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. These drill bits are taper length with a round shank for use in a wide range of tool holding systems. They have a 135 split point tip for fast penetration and accurate drilling.