IVY Classic Industries is dedicated to producing a comprehensive, quality line of power tool accessories and hand tools. IVY Classic Swift Cut Masonry Cut-Off Blades are constructed out of resin bonded silicon-carbide grain which enables faster cutting of brick, concrete block, slate, tile and other masonry products. The blades feature double reinforced fiberglass mesh for durability and safety and metal reinforced arbors for extra strength. IVY Classic products: 41050 and 41056 are intended for use with high-speed power saws.