Features:* Spring-loaded ball bearing on the head holds sockets securely.* Suitable for quickly changing 1/4" chucks or directly to a drill chuck.* Convert your hand socket set to a motorized socket set.* This set is perfect for an impact wrench or drill and allows you to replace your ratchet with your power tool.* These impact-ready adapters are rated for the most demanding applications (2000 inch/lb of torque).* 1/4" hex shank fits all Quick Change chucks as well as standard drill chucks. Specification:* Size: 1/4" Hex Shank to 1/4" Socket Adapter, 50mm Length* Material: Chrome Vanadium Steel* Color: Silver* All Sockets Standard 1/4" Hex Shank* Quantity: 5pcs Package Contents: 5 * Socket Adapter (1/4" Hex Drive to 1/4" Square Drive) Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness light.2.Please allow slight manual measurement deviation for the data.