Solution: XG-Series in-line Magnetic Scrubbers – For Hydraulic, Engine or Coolant Circuits. Features: 3/4″ to 2″ NPTF Inlet/Outlet – Magnetic Rods with 100 to 540 lb Magnet Load Test. Equipment: Haul Trucks, Loaders, Dozers, Drills, Shovels. Fluids: Hydraulic, Engine & Gear lubes, Coolant.