The Tenryu AC-25580DN is a Alumi-Cut 10 80T Table/Miter Saw Blade. The blade gives excellent results in aluminum, copper, brass, bronze and other non-ferrous metals. It even works well for woodworking and plastic cutting when needed. The blade is also an excellent choice for cutting laminated flooring (i.e. PergoR, etc.) with slide-miters or table saws.