This Sealey Premier breaker bar is made from hardened and tempered Chrome Vanadium steel with a high chrome finish for durability and corrosion resistance. It features a long, slim style handle for comfortable grip and ease of use, along with a spring-loaded socket retention mechanism to keep sockets securely in place. The knuckle joint is fully replaceable, though it is considered a consumable item and not covered by the lifetime warranty. This tool provides maximum leverage for loosening stubborn nuts. Drive size is 1/2"" Sq and the length is 600mm (24\").