... 1.high quality and competitive price . 2.ISO9001:2000 3.OEM/ODM service CNC machining service1) Materials: Brass, Alu, carbon steel, iron ... ., 2) Machining scopes: Screws, 4-axis milling, lathe, die casting, investment casting, stamping, and injection molding, 3) Finishes: Anodized oxidation (original color, black ...