IEY1559 Features: * Lasts 60 times longer than standard steel blades * Tungsten carbide tips provide longer blade life and yield smoother cuts * Metal cutting blades are specially designed for cutting non ferrous metals such as aluminum, copper, brass and lead * May also be used for general trimming in wood * ATB tooth design * Crosscut application * Miter table and radial arm tool type * 4,700 maximum RPM * .070"" plate thickness * 12 hook angle