Tradesman's Hard Materials Blades • Cuts all general purpose masonry. • Turbo rim for fast cutting speed • Cuts all masonry construction products including: Granite, Indian Stone, Very Hard & Medium Stone, Block Paving, Kerbs, All Clay & Brick Products, Concrete Building Materials, Concrete Slabs and Metal • Light use for: Steel and Abrasive Concrete SMI-7 Multipurpose Diamond Blade - 115mm diameter, with a 22mm bore.