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RONGWIN Wobble Head Handheld Laser Welding Machine and Fiber Laser Welder For Aluminum Iron Metal Carbon Steel Low PriceUsing the latest generation fiber laser source and Independently developed, RONGWIN hand-held laser welding machine Filled in the blank of hand-held welding in laser equipment industry. It's advantages are simple operation, welding seam beautiful, fast welding speed and no consumables. Welding in thin stainless steel plate, iron plate, aluminu1