Specification Brand : Proto Label : Proto Manufacturer : Proto Model : J5011 NumberOfItems : 1 PackageDimensions_Weight : 2 PackageDimensions : L:21 X W:18 X H:18 PartNumber : J5011 ProductGroup : BISS Basic ProductTypeName : FASTENER_DRIVE_BIT Publisher : Proto Size : One Size SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/31DBitwXI9L._SL75_.jpg SmallImage_Width : 38 Studio : Proto Title : Socket, 3/8 in. Dr, 11/32 in. Spline Weight : 2 WeightUnit : pounds