Definition of Sheet Metal Fabrication: Sheet metal fabrication refers to a manufacturing technique that encompasses the processes of cutting, bending, and assembling thin sheets of metal into functional parts and structures. This technique is widely utilized in sectors such as aerospace, automotive, electronics, construction, and industrial equipment, owing to its strength, flexibility, and cost-effectiveness. The field of sheet metal fabrication includes advanced operations in stamping and bending, deep drawing, hydroforming, and the production of wing panels and fuselages.