Irwin 62116 Drill Bit, 1/4 in Dia, 12 in OAL, Extra Length, Spiral Flute, Straight Shank tools--07-20-26 4 hp max motor and

4 hp max motor and speeds up to 3900 rpm

Our premium stones are popular with jewelers

build and repair

Made of steel with black oxide finish that resists rust and corrosion

Tool-free locking adjustable shoe button actuated tool-free design allows user to quickly adjust from an extended shoe to no shoe in seconds

Irwin 62116 Drill Bit, 1/4 in Dia, 12 in OAL, Extra Length, Spiral Flute, Straight Shank tools--07-20-26 4 hp max motor andM2 HSS for strength with black oxide coating for heat and wear resistance in wood, metal or plastic applications. Split point ensures a true start and eliminates bit walking. Bit is constructed of M2 HSS for the excellent combination of strength, heat and wear resistance 135 deg split point ensures a true start and eliminates bit walking