Brand: Performance Tool Manufacturer's Part Number: W1339 Part Type: Sockets and Drive Bits Product Line: Performance Tool Hex Bit Sockets Summit Racing Part Number: WMR-W1339 UPC: 039564114397 Socket/Bit Style: Hex/Torx Impact Rated: No Number of Pieces Included: 4 Socket/Bit Piece Count: 4 Ratchet Included: No Extensions Included: No Swivel Extension Included: No Socket Material: Steel Socket Finish: Natural Case Included: No Quantity: Sold as a set. Socket Drive (application): 3/8 in. Additional Information Hex Bit Sizes Included 7/32 in. 1/4 in. 5/16 in. 3/8 in. Performance Tool Hex Bit Sockets Performance Tool hex bit sockets are produced using high-quality materials and finishes， ensuring that they will last through the toughest jobs. They are available in both SAE and Metric sizes―each socket is laser-etched by size for easy identification. The sockets are sold individually or come in sets that consist of different sized hex bit sockets. Order the socket or set you need.