This classic German soldering iron, manufactured by Perkeo, undergoes a meticulous restoration, bringing it back to its original brilliance. Fueled by propane, the design has remained remarkably ...

"But in the service and repair side, we use MAP gas." The reason? Modern code requires lead-free solder and brass fittings on supply lines. Lead-free materials typically require a higher heat level.

Threaded inserts are small metal (typically brass) inserts that are pressed ... [Alex Rich] came up with a cheap solution: a modified soldering iron mounted to an Arbor press.