This 10-pack of 4-1/2 inch continuous rim diamond blades is designed for cutting tile and mineral materials including granite, ceramic, porcelain, quartz, and concrete. The metal bond construction embeds diamonds throughout the blade for extended cutting life. Each blade features a 7/8 inch arbor and comes with a 5/8 inch brass reducer ring for compatibility with different equipment. Ideal for contractors and DIYers working on tile installation, flooring projects, or masonry tasks where clean cuts in hard materials are needed.