IEY3685 Features: * Made of Resinoid-bonded silicon carbide for cutting all types of masonry, concrete, concrete block, brick, limestone, sandstone, tile, cast iron, and non-ferrous metals * Designed specifically for cutting all types of masonry * Arbors are reinforced with metal for strength * 5/8"" round diamond arbor * 1/8"" blade thickness * 8,730 maximum RPM * 7"" to 7-1/4"" blade * Carded