... IMPULSE WELDER 2.100% inspect for mainly components. 3.Newest design, §.FEATURE1.Multifunction, AC/DC MMA, pulsed argon arc welding ... the zero, lower noise of arc, good-looking welding joint formed.3.Available to weld the workpiece ... the function of 2T/4T repeated conversion, easily welding, improve the efficiency.6.Super-clean-up pulse ... classF COMPANY VIEW: WSME AC/DC IMPULSE WELDING MACHINE