which operates are heavy boom or press in order to shape and bend sheet metal. The press uses a punch to force the metal sheet into the die, creating a permanent crease and reshaping the metal. Press ...

Press brakes are metal forming machines used to bend and fold sheet and plate metal by pressing it between tooling referred to as a punch and a die. Folds and lips help to stiffen sheet metal panels.

With the fate of repetitive motion injury looming due to the need to drill 1,200 holes, [bitluni] took matters into his own hands and built this nifty DIY hole punch for light-gauge sheet metal.