2pcs 4″/4.5″/5″ Diamond Cutting Grinding Disc M14 for Ceramic Grantite Marble

Diamond Core Bit Hole Saw Drill Ceramic Tile Marble Granite M14 20 -125mm. M14 Diamond Drilling Core Bits Ceramic Tile Hole Saw Grinder Cutter 6mm-150mm. 4″/4.5″/5″ Diamond Saw Blade Tile Porcelain Marble Dry Cutting Disc Cutter Wheel.