Package content: you will receive 3 pieces sewer jetter nozzles which fit for sewer jetting hose with 1/4 inch male end, 3 different shaped jetter nozzles have different sizes, the rotating flat jetting nozzle measures 3.4 x 1.9 x 1.9 cm/ 1.4 x 0.8 x 0.8 inches, the button nose sewer jetter nozzle measures approx. 3.3 x 1.8 x 1.8 cm/ 1.3 x 0.7 x 0.7 inches, and the pointed jetter nozzle measures approx. 5.5 x 2.5 x 2.5 cm/ 2.2 x 1 x 1 inchesDurable material: this rotating button nose sewer jetting nozzle is made of stainless steel, which can resist the rust and rot effectively, it can provide long-term application for you, the jetting nozzle's working pressure is up to 5000 PSI and it could withstand the hot water temperature up to 310 degrees FahrenheitWide application: this stainless steel fixed sewer nozzle can be applied widely in clean applications such as general sewer, drain cleaning, industrial pipe and tube cleaning, which can provide a good cleaning result, so it is an ideal choice for your to clean the flushing debris or fixed pipesPractical function: the pointed jetter nozzle is designed with 1 piece forward jet and 6 pieces rear jets, and the button nose sewer jetter nozzle has 1 piece forward jet and 3 piece rear jets, the rotating flat jetting nozzle has 1 piece rotation jet, different nozzles can be applied in different occasions, forward hole is good for cutting debris and breaking up stubborn forward, backward holes drive the nozzle forward and flushing debrisSolve blockage: the sewer jetter parts for pressure washer can help you to unblock more types of indoor and outdoor drainage devices, they can combine with different kinds of pressure washers and flush obstructions easily, and they also can solve many blockage problems such as oil blocks, fine sand or other obstruction