61/64" Cobalt Drill Bit with 1/2" Reduced Shank, DWDCO Quantity:1 Radiused corners prevent fastener round-off

Radiused corners prevent fastener round-off by applying force to a fastener's flat sides

Available in a range of standard fractional

and resists flaking

335 Pieces - Coarse Thread

They are often used in screw machine setup where spindle clearance is limited

61/64" Cobalt Drill Bit with 1/2" Reduced Shank, DWDCO Quantity:1 Radiused corners prevent fastener round-offProduct 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