Metal Cutting Circular Saw Blades For Cutting Thin Steel 68 Tooth Carbide Tipped Blade - 9 in (1 in arbor).., -Note: Designed for use with Evolution saws or other low RPM saws. 0.07 in kerf, 3000 RPM 3000 RPM 68 Carbide Teeth, .063-Inch Kerf 1-Inch Arbor Size