Specification Binding : Misc. Brand : Thomas IsAdultProduct : false Label : Thomas Scientific Manufacturer : Thomas Scientific MaterialType : Aluminum Model : 949375 NumberOfItems : 1 PackageDimensions_Weight : 1.55 PackageDimensions : L:4.699999995206 X W:3.599999996328 X H:2.299999997654 PartNumber : 949375 ProductGroup : BISS Basic ProductTypeName : LAB_SUPPLY Publisher : Thomas Scientific Size : 12 Wells, 17.1mm Well Diameter x 44.5mm Well Depth, For 15mL Tubes, SmallImage_Height : 71 SmallImage_URL : https://m.media-amazon.com/images/I/31maZzCj8uL._SL75_.jpg SmallImage_Width : 75 Studio : Thomas Scientific Title : Thomas 949375 Anodized Aluminum Conical Bottom Centrifuge Tube Single Heat Block, 12 Wells, 17.1 mm Well Diameter x 44.5 mm Well Depth, For 15mL Tubes Weight : 1.6 WeightUnit : pounds