Teng 34Pc 1 2in Dr. Metric Reg Deep Socket Set 6Pn Bars comfortable grip and long lasting performance PN_D1010800 comfortable grip and long lasting performance Outside Drive Diameter : 44mm T1234 34 Piece 1 2 Drive Metric Socket Set 34 piece 1 2 drive socket set containing 6 point regular and deep metric sockets FRP ratchet extension bars universal joint T bar adaptor and spark plug sockets The set comes supplied in a plastic carrying case with a latch lid a retractable handle specifically designed for comfort and durability hard wearing hinges with metal pins for extended life and rubber feet to prevent the set from sliding and also to protect it from scratching