Customized CNC Machining brass Fast Rapid PrototypingHandling components of tight ... After-treatment process:Including surface grinding, knurled brush, honing, coating, Sandblasting, painting, oxidation, polishing, printing etc. We are well aware ... lot of surface finishes such as high gloss polishing , anodizing, sandblasting, plating powdering, painting, brush, vapor polishing, etching, engraving etc ...