It’s certainly not the first PCB router we’ve seen, but it may be one of the nicer ones. If you make a PCB this way, you might like to give it professional-looking solder mask with a laser.

The bits that fit a DeWalt impact driver — as well as those from most other brands — are ¼-inch hex shanks, but you can use an adapter for bits with differently-shaped shanks, such as the ...