6-100mm Diamond Dry Drilling Core Bits 5/8-11 Hole Saw for Tile Ceramic Granite. 1pc 20mm Diamond Drill Core Bit Wet Marble Granite Tile Hole Saw Cutter 5/8-11. 2pcs 4/4.5/5 in Diamond Blade Tile Ceramic Thin Cutting Discs for Granite Marble.
eBay