Specification Brand : Sk Professional Tools Label : SK PROFESSIONAL TOOLS Manufacturer : SK PROFESSIONAL TOOLS MaterialType : Alloy Steel NumberOfItems : 1 PackageDimensions_Weight : 2 PackageDimensions : L:21 X W:18 X H:18 PartNumber : 44710 ProductGroup : BISS Basic ProductTypeName : FASTENER_DRIVE_BIT Publisher : SK PROFESSIONAL TOOLS Size : One Size SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/411FoFMNZkL._SL75_.jpg SmallImage_Width : 75 Studio : SK PROFESSIONAL TOOLS Title : Socket, 1/4 in. Dr, 11mm, 12 Pt. Weight : 2 WeightUnit : pounds