... Specification:Material: Alluminum Alloy: 1x,2x, 3x, 4x, 5x, 6x, 7x seriesTemper: O, T1, T4, T5, T6, H12Shape: Round ShellSize: Flexible SizeSurface ... Treatment: Anodized, Power Coating, Sandblasting, Polishing, Grinding, Painting, Screen printing, Tumbling , Electroplating, Fabrication: Sawing, Deburing ...