1、High Quality Material: The joint is made of high quality carbon steel, which can achieve durability and support through daily use, quickly switch tasks, and keep working smoothly. 2、Anti Slip Design: Comfortable large spherical handle, anti slip design, one handed operation is more convenient, press to release the ejection drill bit, realize quick replacement in one second. 3、Easy to Replace: The clamping diameter of the chuck needs to be greater than 1/4 inch. After the connection is stable, the hex handle is convenient to quickly replace the power tool accessories. 4、Good Performance: This connector is non magnetic, built in stable lock and high efficiency spring, and has excellent concentricity. Single head screw extractor can be quickly connected. 5、Application: Suitable for clamping on electric drill chucks without quick function. Used for deck construction, wood framing, installation of plywood subfloors, construction crates, etc.