KS Tools 918.1702 1/2'' CHROMEplus Hex Bits Socket Hexagon, Short, 7/32''

This construction is far superior in both strength and compliance with exact torque length All sk interchangeable heads are made from a single piece of alloy steel Dovetail design provides an exceptionally strong connection and allows full head replacement across the full spectrum of torque ranges, Manufacturer: KS-Tools Werkzeuge-Maschine