Hole Making & Finishing Tools. Milling & Special Form Tools. Fluids - Tapping & Drilling.146 Pieces 1/4", 3/8", & 1/2 Drive. Supertorque® Sockets and Drive Tools. Rugged-Case System SAE & Metric. Supertorque® lobular openings provide for greater turning power without deforming the corners of a fastener. These sockets are designed for maximum engagement on. Both 6 and 12 point fasteners. Is an Authorized Distributor for Williams®. The item "146pc 1/4,3/8&1/2Drive SAE&Metric SupertorqueSockets&Drive Tool Set Williams" is in sale since Tuesday, November 21, 2017. This item is in the category "Business & Industrial\Light Equipment & Tools\Hand Tools\Sockets & Socket Sets". The seller is "suncoastprecisiontoolsoutlet" and is located in Seminole, Florida. This item can be shipped worldwide.