... Office stationeries9 Aluminum Pipes10 Furniture HardwareTechnology: CNC center machining, drilling, turning, milling, stamping, stretching, welding, forging, cutting, riveting, grinding ... , conventional lathe machine, milling machine, drilling machine, EDM, wire-cutting machine, Sawing Machine, Laser cutting machine, CNC bending ... priority. Foshan 2012 large diameter aluminum pipe with good quality