... quality but lower price WSM DC TIG/MMA PULSE WELDER, WSM WElDING MACHINEDescriptionDescription♦ Portable,fan-cooled,thermostatic ... ,less noise,small splash adjustment function,fast pulse current upward and downward speed,good looking ... and other semiautomatic welding.♦ Multi pulse adjustment function,fast pulse current upward and downward speed,good ... 380 WSM DC TIG/MMA PULSE WELDER, WSM WElDING MACHINE