General description Diamond grinding disc 115 mm x 22.2 mm is designed for professional use, offering exceptional performance for various materials including concrete, granite, stone, marble, masonry, and plaster. This universal disc is engineered for durability and efficiency. Technical specifications Diameter: 115 mm Bore: 22.2 mm Maximum speed: 12200 RPM Material: High-quality steel Design: Sintered turbo Usage Ideal for grinding concrete, marble, granite, terracotta stones, plaster, sandstone, limestone, natural slate, and masonry. Compatible with angle grinders and concrete grinders.