... / CAM / CAE8) Surface finish: polished, oiled (rust-proof); zinc, nickel, chrome platingsandblasting, painting, PVC powder coating ... 9) Precision machining: CNC lathes, milling, drilling, planning, grinding machinesand testing facilities Aluminum Die Casting ... 5,000 Pieces, Gear & Worm Gear 40,000 Pieces, Valve 5,000 Pieces, Welding ...