Laser Welding Machine, Laser Marking Machine, Laser Cleaning Machine manufacturer / supplier in China, offering Laser Nozzle 3D Conventional 28/32 High-Speed Conventional Purple Copper Nozzle, D28-M11 Laser Cutting Nozzle for Conventional Single and Double-Layer Red Copper Parts, Laser Nozzle Single and Double Layer Copper Welded 1.5 Nozzle and so on.