Pro Performance Hard Materials Blades • The popular fast cutting multi-purpose blade • Turbo rim for smooth cut • Cuts all masonry construction products including: Steel, Granite, Indian Stone, Very Hard & Medium Stone, Block Paving, Kerbs, All Clay & Brick Products, Concrete Building Materials and Concrete Slabs • Light use for: Abrasive Breeze and Concrete Blocks, Sandstone, Reconstituted Stone and Roof Tiles BMI-10 Multipurpose Diamond Blade - 230mm diameter, with a 22mm bore.