... from a circular micro-tube with a diameter of 3mm to a 500mm great tube ... machine, automatic lathe machine, conventional lathe machine, milling machine, drilling machine, EDM, wire-cutting machine, Sawing Machine, Laser cutting machine, CNC bending machine, Tapping Machine, Chamfering Machine, Surface Grinder Machine, Shear Machine ... priority. Foshan 2012 large diameter aluminum pipe with good quality