Variable pattern, Hi-Lo nozzles for use with pressure washers and downstream soap injectors. Infinitely adjustable spray pattern from a solid stream to a wide flat fan. Push-pull design of nozzle also enables it to act as a Hi-Lo nozzle for use with "downstream" soap injection. Inlet port is 1/4" FPT. Rated to 3000 psi and 8 gpm. Maximum temperature is 176 Deg. F.