3 in 1 Restringing Tool- guitar repair tools use ergonomic and high-quality design, which makes string changes quicker and easier than ever before with its built-in clippers, bridge pin puller and peg winder all rolled into one tool. Universal Design Guitar Repair Tools- This Guitar tool almost apply to all electric and acoustic guitars, banjos, basses and mandolins. Built-in String Cutter- Use the hardened steel clippers string cutter you can cleanly cut through your old strings to remove them quicker and easier, and trim the excess off new strings after looping them through the tuning machines. Integrated Bridge Pin Puller- This pro guitar string winder designed with acoustic guitarists in mind, has a built-in bridge pin puller, whichmakes removing stubborn pins simple without risking damage caused by pliers and other tools. Guitar String Winder Size- 120x50x10mm/4.72x1.97x0.39 inch. Package includes 3pcs Guitar String Winder Cutter. If you have any questions during use, please contact us as soon as possible, we will solve your problem within 24 hours.