M42 Premium Cobalt Drill Bits
Premium Cobalt Drill Bits - USA, Cobalt Jobber Drill Bits + Stubby Cobalt Drill Bits & Cobalt Sets
The Best quality Cobalt drill bits, Sizes up to 1/2". Gold, Ground from premium cobalt. Heavy Duty - 135° Split Point - ANSI Standards. These Drill Bits are not COATED, This is the real McCoy, and there isn't anything better, Period! Don't buy a knife for a gun fight.