... pump, air operated grease pump, pneumatic grease pump, lubricant tools grease pump, air operated grease pump, pneumatic grease pump, lubricant toolsFeatures:1) Pressure ratio: 50 : 1, 60:1, 65:1 ... 5 - 0.7MPa3) Transmission pressure: 30MPa4) Grease transmission volume: 0 - 1.0L/min5) Hose length: 6.2m6) Bucket volume: 20L, 40L ... Low / high pressure gun matching11) Handle or pneumatic air operated pump