Draper Hi-Torq® Metric Socket & Bit Set, 1/4", 3/8" & 1/2" SquareThis socket and bit set is made from chrome vanadium steel with a satin chrome finish. It includes a wide range of 1 4", 3 8", and 1 2" Sq. Dr. 6 point HI TORQ sockets and deep sockets. The 72 tooth quick release ratchets are equipped with soft grip handles for comfort. The set also includes extension bars, sliding T bar, spark plugs, universal joints, and more. Additionally, it contains a wide range of socket bits made from chrome vanadium steel with