Tooluxe 10251L Magnetic Nut Driver 1/4", Universal Socket | 5 Piece Industrial strength magnet tip maximizes fastener retention giving each nut extra grip for minimum slippage Sandblasted 1/4-inch hex shank head fits pneumatic drill, power screwdriver, quick-change chucks, and electric power tools Forged and hardened chrome vanadium steel construction withstands tough maneuvers to maintain long tool life Chamfered edges allows for adhering into tight spaces that are out of finger's reach Value pack comes with five precision nut drivers at 1/4-inch hex and 2-9/16-inch length as a perfect addition to any toolbox