Amazon.com: Bosch Professional 1x Diamond Cutting Disc Standard for Concrete (for Concrete, Cellular Concrete, Ø 230 x 22,23 x 2,3 x 10 mm, Accessories for Angle Grinders) : Industrial & Scientific
230mm 9 Inch Laser Blade Cutting Disc Tools for Angle Grinder to Cut Granite Concrete Marble - China Saw Blade, Cutting Blade | Made-in-China.com