1/4" hex power bits ideal for use in drills and impact drivers
Bits are precision-machined for reliable bit-to-screw fit
Removable and reversible stainless-steel nut driver (1/4" and 5/16")
Aircraft alloy shank with hex bolster receives a 7/16" wrench to increase torque
Rare earth magnet firmly holds working bit in shank
Manufacturer's lifetime guarantee
The removable and reversible stainless-steel nut driver shank works for 1/4"and 5/16" hex fasteners—perfect for hose clamps and as a power nut-driver in a drill