we have series of grease pump, oil pump etc, andStrong design and manufacture capability according to customers' demands Features: 1) Pressure ratio: 50 : 1 2) Compressed air: 0.5 - 0.7MPa 3) Transmission pressure: 30MPa 4) Grease transmission volume: 0 - 0.85L/min 5) Hose length: 4m 6) Bucket volume: 12L 7) Bucket weight: 12kg 8) Different sizes, volumes and colors of buckets available 9) Different lengths of hose available 10) Low / high pressure gun matching 11) Handle or pneumatic air operated pump