Quickchange adapter for 1/2 inch wrench drive to 1/4 inch hex bit Key benefits Enables secure transmission in heavyduty applications with a fast, convenient quickchange design. Converts a 1/2 inch wrench drive to drive a 1/4 inch hex bit, supporting versatile fastener work. Bottom grooved design provides compatibility with the wrench ball, helping maintain secure engagement during continuous operation. Compatibility and performance Function: quickchange adapter for converting 1/2 inch wrench drive to a 1/4 inch hex bit Drive size: 1/2 inch Bit size: 1/4 inch hex Design: bottom grooved for wrench ball compatibility to reduce risk during use Practical use scenarios Tire nut removal in auto shops Furniture assembly in home workshops Equipment maintenance in manufacturing facilities where multiple bit sizes are frequently required Notes Maintains standard function and compatibility as described, without adding extraneous features.