... professional manufacturer 3 used to make holes on marble, granite, tile, glass, ect diamond hole sawItemArt.No.Diamond Hole SawBF-ZT0010Sizeø ... W.4.5KGSN.W.3.5KGSused to make holes on marble, granite, tile, glass, ect1.diamond hole saw2.Drilling holes ... in porcelain,marble,granite,tile, other nature stone tiles.3.effcient results4.top quality diamond hole saw