General description APlus Diamond grinding disc is designed for professional use, featuring a special design made of high-quality steel to withstand shocks and high temperatures. This 125 mm x 22.2 mm universal disc is ideal for grinding various materials including concrete, granite, marble, and masonry. Technical specifications Diameter: 125 mm Bore: 22.2 mm Max RPM: 12200 Type: Sintered Turbo Usage This diamond grinding disc is suitable for grinding and shaping a variety of materials such as: Concrete Marble Granite Clay bricks Plaster Sanded stone Limestone Sandstone Natural slate Masonry Screed Other information Scope of delivery: 1 x 125 mm Grinding Abrasive Diamond Disc.