About Product:The purpose of a welding hook is to hold two things together that are separate. More for manufacturing. The main purpose of welding is to connect small metal materials to large ones (in drawing or) Required size, or to make required geometry by welding. Bridges and so on are inseparable from welding. The steel frames commonly, informs in life, to The as building, are welded, The guard barrier that general family top service, Door of guard against theft also is so.