SPECIFICATIONS1/4", 3/8" and 1/2" drive adapter and each with a 1/4 inch hex shank driver socket wrench adapter set .. DURABILITYMade of high carbon steel with black phosphate finish to protect against rust and corrosion.. SECURE HOLD ON SOCKETSSpring-loaded ball at male end retains sockets securely and prevents them from dropping.. USESAttach these Versatile Extender Bars to any Powered/Cordless Drill Chuck or Impact Driver to turn it into a High-Speed Nut Driver.. MULTIFUNCTIONused in the installation of pneumatic screwdriver, electric screwdriver, pneumatic drill, manual screwdriver and other installation for the hexagonal tool..
