Affinity Tool Works' Dtec Superior Series of diamond blades has expanded to include 4- to 10-inch Superior Blades that incorporate a diamond matrix design and durable construction. The blades are designed to cut various materials, including brick, concrete, granite, masonry block, steel and stone. Operators can switch from one material to the next without switching out the blade. Strategically placed cooling holes protect from heat transfer in wet and dry applications. The blades can be used with a wide range of angle grinders and circular saws.