Description This 3/8-inch drive extension bar is made from high-quality chrome vanadium steel, which is hardened and tempered for durability and strength. It features a polished chrome finish for corrosion resistance and a professional appearance. The extension bar includes a knurled ring for enhanced grip during use and is equipped with a spring-loaded ball bearing to securely hold sockets in place. Designed to extend the reach of your socket wrench, it is suitable for various DIY and home improvement tasks. Technical Specifications Material: Chrome vanadium steel Finish: Polished chrome Length: 450mm Drive size: 3/8 inch Manufactured in accordance with DIN 3122 and ISO 3315 standards Compatibility and Accessories Compatible with 3/8-inch drive sockets and ratchets Suitable for use with a variety of socket sizes and types Installation Insert the extension bar into your socket wrench or ratchet Ensure the socket clicks into place with the spring-loaded ball bearing Usage Use to extend