Feature 1It is perfect for impact drivers or drill bits, allowing you to replace the ratchet with a power tool. 2Sockets can be securely held with the spring loaded ball bearing on head. 3The 1/4in hex shank fits all quick-change chucks as well as standard drill chucks. 4These adapter will make your work more convenient and labor-saving. 5Made of high quality chrome vanadium alloy steel material, high strength, abrasion resistance and durable.Condition: 100% Brand NewItem Type: Socket Bit AdapterMaterial: Chrome Vanadium Alloy SteelColor: As Pictures ShownProduct Usage:It is used to install on the hex tool sleeve with pneumatic screwdriver, electric screwdriver, air drill, electric drill, manual screwdriver, etc. The original hexagonal size can be converted to square head size, so that It is used for the installation of sleeves, etc. It is a good accessory for conversion. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Set of Socket Bit Adapter (8Pcs)