... time faster than other model. Name: Item-500 Single High-pressure Injection Pump, Grouting PumpInjection pump 1 pieceMaterial Cup:1 pieceHigh pressure ... ~ 5Mpa work pressure. Advanced industrial, labor-saving, time-saving and high efficiency. 4, Security: technical, reliable, reasonable structure, use of ... , strong and durable, easy to clean. Item-500 Single High-pressure Injection Pump, Grouting Pump