Do It 4" Driver Bit #1 376965 (Pack of 5)

B3R2 B1(New) Do It 4" Driver Bit #1 376965 (Pack of 5)-------------------------------* Power screwdriving bit is cryo-temp hardened for longer tip life.* 1/4" hex shank fits all standard bit holders and hand-held drivers.* Special torsion zone reduces bit slippage and fracture.Features and further details-------------------------------* Precision formed tip for proper fit. Carded.