Murex Tradestig DC-145 Manual Murex Tradestig DC-145 Welder. Operating Manual with Parts List and Electrical Diagram includes.Manuals for the Weldcrft TIG and BOC TIG Torches TG100, TG155, TG210, TW250 & TW400. Manufacturers: Murex Models: DC-145 Tradestig Contents: Operators Manual Parts Manual Electrical Diagrams