Specification Binding : Misc. Brand : HamiltonBuhl Label : Hamilton Company Manufacturer : Hamilton Company MaterialType : Metal Model : 91021 NumberOfItems : 6 PackageDimensions_Weight : 0.0220460011675872978142162 PackageDimensions : L:2.99999999694 X W:1.99999999796 X H:0.49999999949 PartNumber : 91021 ProductGroup : BISS Basic ProductTypeName : LAB_SUPPLY Publisher : Hamilton Company SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/210HksJE94L._SL75_.jpg SmallImage_Width : 75 Studio : Hamilton Company Title : Hamilton 91021Needle, 21 Gauge, Metal Hub, Point Style 3 (Pack of 6) Weight : 0 WeightUnit : pounds