... customer specified material. 3.Finishing Treatment:Anodizing, Electroplating, Sand Blasting ,Polishing, Powder Coating, Blacken, Hardening, Painting , Silk Print and many other ... % inspection before shipment by micrometer, height gauge, projector measuring machine, coordinate measuring machine(CMM), ect. 6. Advantages:Non-standard/standard/OEM/ODM ...