Features For Wrench Adjustment: The connector is suitable for various scenes that need to adjust the angle of the wrench or extend the operating distance. 3/8in Shank Diameter: With a standard 3/8in shank diameter, it can be tightly connected, and it is not easy to fall off during use. Stainless Steel Material: Made of excellent stainless steel material, rustproof and abrasion resistance, can be used for a long time. Convenient Connection: These connectors are suitable for double ended wrenches and are easy to connect and use. 10Pcs in 1 Set: The kit contains 10pcs wrench connectors, easy to use and replace, suitable for repair shops or home. Specification: Item Type: Wrench Connector Material: Stainless steel Shank Diameter: 3/8in Total Length: Approx. 30mm / 1.2in Middle Rod Diameter: Approx. 14mm / 0.6in Package List: 10 x Wrench Adapter Note: Please match the appropriate size before use. Package List 10 x Wrench Adapter