The angular nozzle is commonly used in the truss and flange back when constructing bridges and towers, as well as in the inner pipeline wall where standard nozzle couldn’t reach. Based on the number of holes, there are three different types: one-hole type, two-hole type and three-hole type. It can also be divided into 45°,90° and 135°nozzles according to the angles, which is very suitable for sandblasting cleaning in various constructions and different types of machines.