The sheet metal implies metal and alloys in sheets rolled to thickness ranging from 10 S.W.G. and thinner. Sheet metal work has its own importance in manufacturing industry and it plays an essential role in various aspects of our day to day needs. The indispensable engineering articles made of sheet metal find their application in agriculture, building construction, house hold, offices, laboratories and shop equipment, heating and air conditioning, transportation, decorative work, toys and many other such areas. Using specialized sheet metal tools the various concepts from development of surface to actual fabrication are practiced. The various operations performed during sheet metal jobs are cutting, rolling, bending, and shaping. Different jobs are seam joint, lap joint, cylinder fabrication, tray fabrication, riveting and soldering applications