1.Material:Aluminum 6063-T5 2.Surface treatment:Anodized 3.Technique:Extruded 4.cutting, powder coating,drilliing,millingetc Various ... ,silver,black,gold etc.),powder coating,brushing,burring are available.3. Price and produce according to drawing and sample.4. ... , wall thickness. (2)the requirement of surface treatment and color. (3)quatity. (4) company name, contacts, and contact information. (5) ...