1,Low energy consumption 2,High production efficiency 3,Easy operation usage:welding,hardening,forging, ... , milling cutter, reamer, planer, drill bits and other woodworking welding;2,Welding of metal mechanical parts: hardware bathroom products, refrigeration, copper ... used for other flat metal brazing.4, Welding of an electric kettle (electric coffee pot) of hot plate is mainly used for stainless ...