... ,displacement:51.7cc 4,drill diameter:30mm-200mm 1.Engine model: Air cooled, 2 stroke,single cylinder gasoline2.Displacement: 51.7cc(ml ... : 1.47kW/6,500-7,000r/min8.Engine displacement: 51.7cc9.Gasoline/2-cycle oil mixing ratio: 25:110.Fuel tank capacity: 1 ... ,200ml11.Drill length: 73cm12.Net Weight: 9kg(without drill) 2 stroke ...