Pro-Winder is a high-quality string winder with a built-in clipper and bridge pin puller. The Pro-Winder is designed to fit virtually all guitars, banjos, ukuleles, and mandolins. Ergonomically designed with durable hardened steel wire cutters, the Pro-Winder string winder is the ultimate all-in-one restringing tool. D'Addario is known for innovative, problem-solving, quality musical accessories offering a complete line of award-winning accessories including cables, picks, tuners, capos, straps, humidifiers, maintenance tools and more.