... Floor sawing: Engine:Gasoline,Diesel,Electric Blade Size:12",14",16",18", 20" 300mm,350mm,400mm,450mm,500mm Concrete ... .7. Easy to move, maintenance and transport. Concrete Saw Cutting Machine Model Option: CONSMAC have an ... 450mm blade)SC20: with 20" blade( 500mm blade) Concrete Saw Cutting Machine Engine Option: Gasoline engine HONDA: ... (406mm/16in, 457mm/18in) Gasoline Asphalt Concrete Floor Sawing