Some tools, like a cordless drill or a miter saw, are well-known for their usefulness. Other tools are more obscure—but once you have them in your arsenal, you’ll wonder how you ever got by without ...

I’m sure we can all agree that the worst time to find out a magnet is the wrong way around is after glue has been applied. With that in mind, [erick.siders] created the parametric Magnet Placer tool.