... 10000-11000PSI 3.Flow Output: 2.8L/min Name:One-component high-pressure concrete injection pump,waterproof injection pump, ... pollution 2, portable: small size, light weight, easy to carry, easy to operate 3, high efficiency: in a few seconds ... Maintenance simple and easy maintenance, strong and durable, easy to clean. One-component high-pressure concrete injection pump,waterproof injection pump, ...