High-pressure water jetting is the utilization of rapid surges of high-weight water to slice through every single strong material and to clean different surfaces. In high-pressure water jetting, high-pressure water is compelled to go through the little gap or opening of the fly spout, where the confinement of the little hole results in a high-weight water stream.

High-pressure water jetting can be simply unadulterated water or water with abrasives, cleaning synthetics or different added substances at a working weight of between 10,000 to 25,000 psi (70 to 170 MPa) from a framework that incorporates a motor, siphon, water stockpiling tank hose, specific spout and different adornments. The expressions "unadulterated water flying" and "rough flying" are likewise utilized.

High-pressure water jetting has furnished development designers and temporary workers with the compelling, quick, less exorbitant, considerably more exact and calm option in contrast to jackhammers, to cut and evacuate solid, stone and comparable hard surfaces.