and recently shared an interesting picture of a hybrid brake press punch, shown here on the right, in blue. Printed in PLA, with 80% infill and 12 walls, the tool (right) failed at 5 tons.

Press brakes are ... unlikely to be useful for long production runs, for short runs that need custom geometry, it’s a handy technique. We’ve even seen 3D printed punch-and-die sets, too.