Irwin Metal Circular Saw Blade The durable metal cutting carbide tips are designed for a smooth and fast cut. These blades are designed to reduce wear, withstand impacts, and provide longer life. The blade is stabilized for smooth and accurate cuts and it's anti kickback design reduces dust and sparks for a safer cut. This blade is ideal for the professional who is looking for a blade to provide them with their metal cutting needs. Blade Diameter 7-1/4 In., Tooth Count 68-Tooth, Blade Material Carbide, Arbor Size 5/8 In., Maximum Speed 4000 rpm, Hook Angle 0 Degree, Kerf 0.079 In., Applications Metal, For Use With Circular Saw, Pkg Qty 1, Package Type Clamshell WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov