Unlike ordinary peg winders, the patented Pro-Winder is a high-quality peg winder with a built-in clipper and a bridgepin puller. The winder is designed to fit virtually all guitars, banjos, and mandolins.Ergonomically designed with hardened tool steel wire cutters, the Pro-Winder with built-in clipper is the ALL-IN-ONE restringing tool, and it comes with an unconditional guarantee.