#2 PHILLIPS 3-1 /2 1 PK

Phillips. Constructed of cryogenically hardened steel for longer bite life and resistance to tip wear. Ribbed tip increases gripping power and reduces slippage. Drives up to 10 times more screws than standard screwdriver bits. 1/4" hex shank with power groove that fits all power screwdrivers and variable speed drills. Carded.