ALUMI-CUT (non-ferrous) 7-1/4x60 - AC-18560D. 71/4" dia. X 60 teeth. 5/8" knockout arbor, TCG grind, .079" kerf, 0 degree rake. The very popular 7-1/4" alumi-cut blade for non-ferrous metal. Also works in plastic and laminated flooring such as Pergo. ALUMI-CUT SERIES from TENRYU is your best value for non-ferrous metal cutting needs. Thin kerf and very economical, each blade features: Fully-hardened, expertly-tensioned steel plate for true and accurate cuts. Appropriate triple-chip grind pattern for non-ferrous metals. Quality carbide ground to precision. The Alumi-Cut series offers true quality and affordability with excellent results in aluminum, copper, brass, bronze and other non-ferrous metals. Also good for woodworking and plastic cutting when needed. Resharpenable for long life, the alumi-cut blades will help you improve your bottom line! These blades are also a great choice for cutting laminated flooring like Pergo, etc. with sliding-miter or table saws. Tenryu puts a great deal of care in manufacturing their saw blades to ensure every blade is of the highest quality. See our article on making Tenryu Saw blades.