but bending a piece of metal with precision is difficult without a tool for it. That said, where a maker faces a problem, building a solution swiftly follows; and — if you lack a metal brake ...

To make his press brake, [Rupert] scavenged a few ... One trick [Rupert] picked up is scoring the sheet metal on the inside of a future bend. For [Rupert]’s project, he sent his 3mm aluminum ...

The force being added to compensate for a long bend is greater than the linear tonnage per foot value, but it’s only enough ...