3/8" outlet

The red brushes are common for cement companies

Model GX690 / 690R

3/8" Milling models include six rear jets and three or four front jets for cutting through the toughest blockages including "milling" through roots

kink resistant and 35% lighter than rubber

Suttner ST-51N Adjustable Nozzle Holder Hi/Low 3600psi burner-assemblies 3/8" outletSuttner ST51 N adjustable nozzle holder for 1 4" threaded MEG nozzles. Nozzles not included 3600psi max pressure 8. 0gpm max flow 212F High Low pressure with a twist. Reduce pressure for soap injection without changing nozzles. Dumps water around nozzle to lower pressure. Housing is an impact resistant plastic and corrosion resistant. 1 4" FPT inlet and outlet (fits 1 4" lance and 1 4" MEG nozzles.