Item No.: H11E569

·Made of extremely durable drop forged heat-treated chrome vanadium and corrosion-resistant mirror/chrome polish finish

·Spring-loaded ball detent locks in to prevent parts from slipping into engines or machinery；

·Sockets connect to extension bars with easy-to-use slide and release collar with square drive radius corners reduce socket wear；

·Set includes: 18", 24" and 30" extension bars for 1/2" drive