... 1.different Aluminum pipe size 2.Round/Oval /Square Tube 3.OD:6mm-200mm 4.Wall thickness:0.5mm-32 ... punching, cutting, millingpackage: exporting standard , or as customers requestproduct available: tube in any shape, pipewe would provide any diameter, or demension ... , etc.Machining for aluminum and S/S products: Cutting, drill holes, punch, milling, deburr, chamfer, stretch bending, welding and so ...