... , square tubes, and special pipes available in different sizes of excellent quality at reasonable price. We are glad ... hot extrusion, whole punching seamless, cold drawn etc. Features of antenna aluminum tube : The relative products: Aluminum Alloy Tube ... packing, PVC protective film, plastic bag, wooden case/crateSurface treatments of antenna aluminum tube : : 1) Anodizing2) Polishing3) Powder coated4 ...