Welcome to our shop! High quality adapter sockets: Each adapter is made from heat-treated chrome-vanadium steel and coated with manganese phosphate to resist rust and corrosion and ensure long life. Wide Application: Suitable for quickly changing 1/4 inch chuck systems or directly into drill chucks. Each cordless drill in an electric groove driver. Convenient for quickly driving in nuts, screws and fasteners etc. Spring-loaded ball bearing on head holds sockets firmly. Compatibility: Suitable for screwdrivers or power drills, features 1/4 quick change chuck systems or straight into drill chucks. Change your hand tool socket sets into impact/drive sockets. Specifications: 3-piece 1/4 drive adapter, 3/8 drive adapter and 1/2 drive adapter and each with a set of 1/4 inch hex driver socket wrench adapters. So you can turn any drill into a power screwdriver with the extra reach. Actual quantity shipped: 1 piece(s) 100% satisfaction - Our customers are our priority. If you find any problems with the products after receiving the goods, such as damage and incorrect quantity, please contact us immediately. We do our best to provide you with satisfactory after-sales service