... /stamping 4 mold technics gravity casting 1) Detailed products range: machine parts, Auto parts, valve parts, pump parts, fittings etc. ... Our products include machine parts, Auto parts, valve parts, pump parts, fittings etc.(Customer ... -turning, CNC-milling, MachineCenter. Turning. millings, drilling&tapping. Grinding. Slotting. Spark-erosion machining.