Walk-Behind Concrete Saw Power Source Gas Powered Series FS 3500 G Primary Saw Application Asphalt Concrete Tool Style Walk-Behind Blade Dia 30 in Max Blade Speed 1 860 RPM Horsepower 37 Arbor Size 1 in Arbor Shape Round Cutting Type Wet Max Cutting Depth 12 3/8 in Variable Speed Yes Tool Weight 992 lb Fuel Type Gasoline Engine Type Four Stroke Engine Brand Kohler Start Type Electric Includes IPL Operating Manual Wrench