Craftsman 23 Piece Impact Drill & Drive Se
*Material: Black Oxide
*Product Type: Drill and Driver Bit Set
*Number in Package: 23 pc.
*Packaging Type: Clamshell
*Shank Type: Hex Shank
*Shank Diameter: 1/4 in.
*Speed-Lok.  High-torque I-BEAM absorbs torque and impact shock.  Compatible with standard and impact drill/drivers.