Draper Hi-Torq® Metric Socket Set, 1/2" Square Drive (27Pc) | 1/2Ss27This socket set is made from chrome vanadium steel with a satin chrome finish. It includes a wide range of 1 2" Sq. Dr. 6 point HI TORQ sockets in sizes 8 32mm. The 72 tooth quick release ratchet is equipped with a soft grip handle for comfort. The set includes extension bars (125, 250mm), spark plug sockets (16, 21mm), universal joint and 3 way adaptor. All of these items are supplied inside a sturdy plastic storage case.