Diamond Core Drill Bit Set - 6/8/25/35 Diamond Hole Saw & for Porcelain Tile Ceramic Marble Granite Drilling 1-3/8"Diamond Chamfer bit with 5/8-11 Thread&Adapter
Diamond Tile Hole Saw Kit 12pcs - 6/8/10/25/35/50/65mm Core Drill Bits,10mm Milling Bit and 2" Chamfer Bit with Hex Adapter and 4.5" 2pcs Diamond Blade and for Tile Porcelain Marble