Brand: Sunex Manufacturer's Part Number: 3691 Part Type: Sockets and Drive Bits Product Line: Sunex Tools Universal Impact Sockets Summit Racing Part Number: SXT-3691 UPC: 613364069059 Socket/Bit Style: Metric Impact Rated: Yes Number of Pieces Included: 13 Socket/Bit Piece Count: 13 Ratchet Included: No Extensions Included: No Swivel Extension Included: No Socket Material: Chromoly Socket Finish: Black Case Included: Yes Case Material: Plastic Case Color: Red Quantity: Sold as a set. Socket Drive (Application): 3/8 in. Short Well Socket Type: 12-point Additional Information Short Well Socket Size 7mm 8mm 9mm 10mm 11mm 12mm 13mm 14mm 15mm 16mm 17mm 18mm 19mm Sunex Tools Universal Impact Sockets Sunex Tools universal impact sockets are manufactured out of the highest quality materials. For over 35 years， Sunex Tools has developed and manufactured innovative tools that serve the automotive aftermarket， as well as the industrial and commercial segments. Whether you're in a shop or your garage， Sunex Tools universal impact sockets are tools that you can depend on.