Draper Hi-Torq® Metric Socket & Bit Set, 1/4", 3/8" & 1/2" SquareThis socket set is made from chrome vanadium steel with a satin chrome finish. It includes a wide range of 1 4" Sq. Dr., 3 8" Sq. Dr. and 1 2" Sq. Dr. 6 point HI TORQ sockets and deep sockets. The 72 tooth quick release ratchets and spinner handle are equipped with a soft grip handle for comfort. There is an array of socket bits, internal and external sockets and 8mm hex bits. The set includes extension bars, spark plug sockets, universal joints,