Erie Tools 4.0 Stainless Steel Orifice 25 Degree 1/4" Quick Connect 4,000 PSI High Pressure Washer Spray Nozzle Tip Nozzle Orifice Size: 4.0 25 Degree nozzle high-pressure general cleaning spray tip. Maximum PSI: 4,000 1/4-inch stainless steel insert. For use in general cleaning applications.