Specification Brand : Luo ke Label : Luo ke Manufacturer : Luo ke MaterialType : Corundum sand + Metal NumberOfItems : 20 PackageDimensions_Weight : 0.05511556550 PackageDimensions : L:5.1574803097 X W:2.9527559025 X H:0.5118110231 PartNumber : LK25565533 ProductGroup : BISS Basic ProductTypeName : ABRASIVES Publisher : Luo ke SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41YUOJjLCIL._SL75_.jpg SmallImage_Width : 75 Studio : Luo ke Title : Luo ke 20 Pcs Bullet Shape Rotary Mounted Stone Grinding Tool Silicon Carbide Grinding Stone Kit for Glass, Metal,Ceram Polishing Weight : 0.1 WeightUnit : pounds