GRAFF Super Thin 4 Inch Porcelain and Ceramic Tile Diamond Blade - Diamond Cutting Wheel for Hard Tile, Ceramic, Natural Stone, Marble, Granite, Porcelain - Diamond Saw Blade for Angle Grinder - Amazon.com
3-3/8 inch (85mm) Mini Diamond Cutting Blade Ceramic Tile with Continuous Rim Dry Circular Saw Cutter Angle Grinder Disc with 10mm Arbor for Tile Masonry - Walmart.com