List Price: $17.46 Deal Price: $13.23 You Save: $4.23 (24%)The Black & Decker 7-1/4-inch 40-tooth Piranha saw blade is heat treated for longer life, has a thin kerf deisgn to cut more efficiently, and has tungsten-carbide teeth to cut faster and last longer than conventional saw blades.Expires Jan 24, 2011