It works on a mechanism system, which includes a jet pipe or nozzle used to throw the material on the surface at high velocity and compressed pressure. This mixer made by adding water according to the requirement of concrete mix, a combination of this dry material and water ready to apply on the surface. The water used to make that combination is on an accurate level, and it also controls by manually. Mostly cement mortar mixture used as the mixture for Guniting, and mixture manufacturing of mixture depends on where it applies and area of applications.