... Engine:Gasoline,Diesel,Electric Blade Size:12",14",16",18", 20" 300mm,350mm,400mm,450mm,500mm Concrete Saw Cutting ... (450mm blade)SC20: with 20" blade( 500mm blade) Concrete Saw Cutting Machine Engine Option: Gasoline engine HONDA: Honda ... Lifan177F(9.0hp/6.6kw), Lifan188F(13hp/9.5kw)Diesel engine KAMA: KAMA 170F(4.2hp/3.2kw).KAMA178F ... 406mm/16in, 457mm/18in) 400MM Gasoline Floor Saw Concrete Cutter