Teng M120060C 5/16in Hex Coupler 1/2in DriveThis hex coupler from Teng is designed for use with 5/16 inch hex bits. It features a 1/2 inch drive, making it suitable for a range of automotive and mechanical applications. Ensure secure and efficient bit engagement for your tasks.Features Designed for 5/16 in Hex Bits 1/2 inch drive sizeSpecifications Brand: Teng MPN: M120060C EAN: 5020385132184