Mi-T-M AW-7020-8003 Rotary Surface Cleaner, 20", 4000 psi, 3.0 to 5.0 GPMBrand: Mi T M Features: 20 inch diameter 4000 PSI Rated Heat treated sealed pressure swivel Requires not maintenance 3. 0 5. 0 GPM Publisher: Mi T M Release Date: 12 12 2017 Details: This Mi T M, model AW 7020 8003, is a Rotary Surface Cleaner, 20 inch, 4000 PSI, with 3. 0 to 5. 0 GPM water volume. It has a heat treated sealed pressure swivel and requires no maintenance. This is a great cleaner capable of tackling any flat surface area. It can be used