Welding stainless steel anti-theft net hand-held laser welding head is small and light. It fully conforms to the mesh structure of the anti-theft window, and can be welded 360 degrees without dead ends. The requirements for security windows must be firm. The hand-held laser welding machine adopts a new generation of imported fiber lasers. The light output rate is stable and the welding is firm and firm. Under the condition of ensuring firmness, hand-held welding can also weld beautiful welding effects without welding scars. , no distortion, high aspect ratio. The key operation is very simple. In addition to welding stainless steel, it can also weld copper, iron, aluminum and other materials, and one machine can be used for multiple purposes.