General description Diamond Grinding Wheel 115 x 22.2 mm is a professional-grade diamond cup wheel designed for grinding various materials including concrete, granite, stone, marble, masonry, brick, and polished concrete. This universal disc is engineered for durability and efficiency in demanding applications. Technical specifications Diameter: 115 mm Bore: 22.2 mm Maximum RPM: 12200 Material: High-quality steel Design: Sintered turbo Compatibility and accessories Compatible with angle grinders and concrete grinders Usage Ideal for grinding concrete, marble, granite, clay bricks, plaster, sanded stone, limestone, sandstone, natural slate, and masonry