Auto brake hose: CNC lathe machine make Nylon air brake hose,PA coil air tube,auto brake hose: 1).Material: PA, Nylon ... reliable. 6).Application: Fluid air,water, oil. Air brake systems Fuel lines; Instrumentation compressed air lines; Low pressure hydraulic lines; widely use for automobiles,machines ... PA (Polyamide, Nylon) TubeTube-- PU (Polyurethane) TubeTubing -- PU (Polyurethane) air brake coils