Rotating nozzles increase your cleaning power and decrease your cleaning time. They offer 0-degree spray impact with 25-degree coverage. Includes filter with quick connect and offer heavy-duty components for long life and reliability. Can be used on sidewalks, driveways, track vehicles, muddy areas, old peeling paints and concrete surfaces. 4.0 orifice size 5100-PSI rated 212F temperature rating 1/4 male quick connect inlet with filter Increase your cleaning power and decrease your cleaning time Can be used on sidewalks, driveways, track vehicles, muddy areas, old peeling paints and concrete surfaces.