... of precision CNC machining, stamping, die casting, extrusion, plastic injection and precision moulds. We offer OEM and ODM services. ... rolled steel ,spring steel ,aluminum alloy, brass, bronze, copper, plastic ,POM, ABS , according to customer request4).Finish: Anodizing ,plating ... .5).High quality control.100% inspection before shipping. Measuring tool: CMM ,Projector, High gauge, Caliper, Pin Gauge, ...