the maximum heat that can be tolerated is 310 Fahrenheit Applications: this sewer nozzle can be applied widely in cleaning applications, such as general sewer, drain cleaning, industrial pipe and tube cleaning to provide good cleaning results and efficient work efficiency Sturdy material: the pressure drain jetter hose nozzle is made of stainless steel, which is and to , all-stainless steel structure makes it difficult to break Working matters: the max pressure of this sewer nozzle working is 5000 PSI Practicality: this sewer nozzle designed with 1 forward jet and 6 rear , 1 forward hole is perfect for cutting debris and breaking up stubborn dirt forward, 6 backward holes drive the nozzle forward and flush debris, Manufacturer: Akfldms