... 3)Electroplating, nigrescence anti-corrosion, rust4.Advanced equipments: Machining center, CNC machine, and many other auxiliary equipments like friction press, hydraulic ... intensity and rigidity. Main ProductsAutomobile redirector, pitman arm, pitman arm shaft, piston, screw nut assembly, worm and other metal sugar processing ... , caused the milling machine, and so on, Steel propeller shaft forged