... used in metal tube welding,alloy cutter welding,carbide saw blade welding,diamond saw blade welding,core drill bit welding and so onMetal ... tube,steel tube,and aluminum tube's butt welding,plug welding and welding sets.The advantage for use the metal tube ... welded with resistance welding5.Less electricityMetal welding such as:towel rack,soap nets,tower holder,auto-accessories,moto-accessories,metal ...