EZARC 4.5 inch Diamond Blade, Turbo Diamond Saw Blades for Angle Grinder, 4.5" Stone Blade for Fast Cutting Porcelain Ceramic Granite Marble Brick(2-Pack) - Amazon.com
Bosch 4-1/2 in. Small Angle Grinder Premium Turbo Rim Diamond Blade for Smooth Cut for Concrete and Masonry Materials DB4542C - The Home Depot