Ring making and welding integrated machine 1.CNC control 2.Server motor driven 3.High ... diameter tolerance: less than 0.16mmWeight: 1200KGFeaturesVery robust and durable machine bodyLength controlled by encoder, higher precisionProgram-aided size change, ... controlling system, easier program updating and function expandingComprehensive self-detection, machine will stop in cases of no wire, bad weld, ...