By spraying high pressure water from the tip of the hose to clean the pipe, etc., it improves the flow of pipes and pipes. [Use] Cleaning drain pipes and pipes with an inner diameter of 1.6 - 7.9 inches (40 - 200 mm) Features: Connects to the end of the gun of the high pressure washer to clean pipes and water pipes. Can be used in up to 2 places with a bend within 90 degrees. Cannot be used with S-shaped tubes, such as under a sink with tight bends. [Precautions] Please check the instruction manual or compatible model before using. In order to prevent accidents, please make sure to turn off the power switch and remove the power plug from the power outlet and install it. If you fold the hose part of the pipe cleaning kit you may break the hose. When cleaning pipes, dirty water will escape from the pipe, so please keep in mind when wearing protective equipment such as vinyl gloves and so on. Please thoroughly wash the pipe cleaning kit or hose clean. Push the tip into the pipe as much as possible.