... Wide materials range 3.Low price 4.Precision CNC machining . pop up tent1.Automatic lathe machining parts 2.Precision:0.02mm 5 ... , aluminum alloy, brass and bronze alloy)2.All kinds of surface treatments are available: polishing, zinc plating, nickel plating, chrome ... , aluminum alloy, brass and bronze alloy)2.All kinds of surface treatments are available: polishing, zinc plating, nickel plating, chrome ...