Hole Saw cutter Drilling holes in porcelain,marble,granite,tile or other nature stone tiles. effciency results hole saw Hole Saw cutterUsed to make holes on hard materials, such as S.S, metal plate, timber, ect.We use top quality to ensure high efficiency and long working life.The plastic package are eco-friendly.ItemArt.No.Diamond Hole Saw SetBF-ZT1002Sizeø19,25,30,35,41mmDiamond Grit60# ...