You can cut or bend into various shapes using sheet metal. It is one of the main and basic forms of metal working. Sheet metal is the metal formed into thin and flat pieces, which uses sheets of thickness less than 6 mm. How to Use SolidWorks Miter Flange | SolidWorks Sheet Metal Tutorial #2.How to Use SolidWorks Edge Flange | SolidWorks Sheet Metal Tutorial #2.