When dimple dies are used they are coining the sheetmetal, so the harder the applied pressure the more accurate the flare will be with less metal spring-back. Aluminum sheet is the easiest common ...

To prevent this, measure and mark where you want the hole and then use a center punch and hammer to create a small dimple ...

Sheet metal is very easy to form, including the pressing in of intricate shapes with dies and a hydraulic press, but the dies themselves are slightly harder to come by. What if we could 3D print ...

Aluminium drinks cans make a great source of thin sheet metal which can be used for all manner of interesting projects, but it’s safe to say that retrieving a sheet of metal from a can is a ...