Brand: Sunex Manufacturer's Part Number: 310UMD Part Type: Sockets and Drive Bits Product Line: Sunex Tools Universal Impact Sockets Summit Racing Part Number: SXT-310UMD UPC: 613364163108 Socket/Bit Style: Metric Impact Rated: Yes Number of Pieces Included: 1 Socket/Bit Piece Count: 1 Ratchet Included: No Extensions Included: No Swivel Extension Included: No Socket Material: Chromoly Socket Finish: Black Case Included: No Quantity: Sold individually. Socket Drive (Application): 3/8 in. Deep Well Socket Size: 10mm Deep Well Socket Type: 6-point 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.