Carbide Hole Saw used for cutting glass, quartz, advanced ceramics, porcelain, composites and many other materials. used for cutting glass, quartz, advanced ceramics, porcelain, composites and many other materials. Art.No.Carbide Hole SawSizeø22,28,35,50mmPackingaluminium boxCTN Size/Quantity10SET/CTN,33*24*34CMG.W.11KGSN.W.9KGSCarbide Hole Saw with four pieces of diamond core drillstop quality