Just bare wire. There is another guide that lets you control how much insulation the tool removes along the length of the wire. The idea is you insert the wire until it hits the guide and then ...

To get the best value, you'll need the right tools to speed through the material. If you choose to remove the insulation, you can always get a wire-stripping machine to blast through scrap bundles.

Those stick-type hot wire cutters from the craft store ... While this is probably not the most Earth-shattering hack you’ll see today, it’s a useful tool that can be made in minutes with ...