1,precision mould casting part 2,Material:carbon steel 3,Machined to Drawing ... with 20,000 square meters.Workshop equipment:Die casting machine: 7 machines for weight 900 tons to 63 tons ... testing equipments.Post processing machine: Drill machine, multipoint drill machine, Dull polish machine, Polishing machine, Slinging machine, Cylinder processing machine, lapping machine, punching, and baking ...