Brief: Discover the precision and accuracy of the Integrated Trolley-Style 4-in-1 Handheld Laser Welding Machine with a scan frequency of 10-500Hz. Perfect for welding aluminum, stainless steel, titanium, and nickel alloys, this industrial-grade machine offers micro-welding, spot welding, seam welding, and cleaning capabilities. Enjoy rapid 10-day delivery and a 2-year warranty for unmatched reliability.