Included with (10) Avanti AO724A 7-1/4-inch 24T 5/8-inch Arbor Framing Circular Saw Blades each blade can be used and is recommended for cutting Softwood, Pressure Treated, Beams, and OSB wood materials. The Avanti 7-1/4 inch 24T Framing Circular Saw Blade is made of high-quality steel and is manufactured with carbide and will last up to 30 times longer than regular steel blades.