Irwin Marathon 7-1/4\” Framing & Ripping Circular Saw Blade – 24 Tooth Carbide tooth Thin kerf provides faster, cleaner, more exacting cuts. Crosscuts & rips in solid wood, plywood, particle board, chipboard – General-purpose blade for cutting hard & softwoods 5/8\” round arbor with diamond knockout 8,300 max rpm Product Description Specs Irwin Marathon 7-1/4\” Framing & Ripping Circular Saw Blade – 24 Tooth. Thinner kerf provides faster, cleaner, more exacting cuts. C3 carbide tipped teeth are precision honed and impact-resistant to hold their edge longer. Unique shoulder design puts more support behind each tooth for smoother, more exact cuts. Specially engineered heat vents eliminate blade warping. Irwin Model 24030. Product Title Model # Irwin Marathon 7-1/4\” Framing & Ripping Circular Saw Blade – 24 Tooth DIB-340472 | 24030 For California Residents: WARNING: Cancer & Reproductive Harm – www.P65Warnings.ca.gov WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to www.P65Warnings.ca.gov/wood