... speed: 13.5rpmEngine: COMMINS, water-cooled, Super-strong power output, energy conservation, reliable performance and good low-temperature ... with turbocharger.Main pump: KAWASAKI, Negative flow + Cross power control system.Main valve: KAWASAKI, swing precedence, confluence in boom ... resist bow and attrition.Electric parts: meter, sensor, power switch, fusion switch and lamps are imported partly . ...