No nicks in the wire, no small strands damaged. 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 ...

And you can touch the wire and the outer casing of the electrical items without worrying about getting a shock. Other insulators, which don’t allow electric current to flow through them ...

Commonly called "coax" (pronounced "co-axe"), the cable comprises a solid or stranded wire in the center, surrounded by insulation. The insulation is wrapped with a metallic foil or braided wire ...