Solve 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. Fast install and easy to use: Attach to hose, simply screw on: fits any garden hose. Designed: this sewer jetting nozzle designed with 1 forward jet and 6 rear jets, 1 forward hole is ideal for cutting debris and breaking up stubborn dirt forward, 6 backward holes drive the nozzle forward and flush debris. Strong & Durable material : Durable design sewer jet nozzle, high-quality plastic, durable. Multi-Purpose: this sewer jetting nozzle can be applied widely in cleaning applications, quick and easy to use for at-home eavestrough cleaning. such as general sewer, drain cleaning, industrial pipe and tube cleaning to provide good cleaning results and efficient work efficiency. Product size: 10*4.5*1.5cm