Irwin 4935637 Jobber Drill Bit, 9/64 in Dia, 3-3/16 in OAL, Spiral Flute, 1/4 in Dia Shank, Hex Shank

High-quality steel with black oxide finish for corrosion resistance when used in applications such as automotive, MRO, portable drills, stationary drill press, 1/4 in hex shank with quick change for ease of use in impact drivers and quick change drill/drivers.