... sawing: Engine:Gasoline,Diesel,Electric Blade Size:12",14",16",18", 20" 300mm,350mm,400mm,450mm,500mm Concrete Saw Cutting Machine Features ... from 1cm to 19cm. SC12: with 12" blade( 300mm blade)SC14: with 14" blade( 350mm blade)SC16: with 16" blade( 400mm blade)SC18 ... /16in) Blades(406mm/16in, 457mm/18in) 400MM Gasoline Floor Saw Concrete Cutter