Diablo Finish 8 1/4in., 24 Tooth Circular Saw blades are ideal for general construction applications, including fast, efficient ripping and crosscutting. The Diablo blade cuts rough framing lumber, high-quality finish lumber, plywood, OSB and hardboard siding with the smoothest, fastest and most accurate cut. Designed for cutting wood and wood composites. Ideal for wet lumber. Arbor Size in. 5/8, Blade Diameter in. 8 - 8 1/4, Blade Speed RPM 9,000, Arbor Knockout Yes, Engineered Venting Yes, Teeth qty. 24, Tip Type Carbide, Blades qty. 1, Corrosion Resistant Yes, Tooth Grind ATB, Anti Stick Rim Yes, Blade Use Framing. TiCo hi-density carbide is specifically designed for each application to improve performance Perma-SHIELD nonstick coating shields the blade against heat, gumming and corrosion Super-thin laser cut kerf for fast, durable and clean cuts Tri-metal shock-resistant brazing allows carbide tips to withstand extreme impact for maximum durability Hardened steel body for a longer life and sharper cutting edge Laser-cut stabilizer vents trap noise and vibration and stabilizes the blade Laser-cut heat expansion slots allow blade to expand due to heat build-up, keeping the cut true and straight