Description: Material: Guitar parts maintenance tools made of strong ABS material,steel and wooden, better help beginners to repair guitar accessories. Ergonomic Design: Versatile guitar repair tool with ergonomic design for efficient and comfortable use Widely Uses: Guitar repairing maintenance tool suitable for almost guitars, banjos and mandolins, acoustic guitars, etc. Guitar Tools Repair Kits: Guitar repair kits are the most commonly used tools for cleaning, repairing and maintaining stringed instruments, helping you keep your instrument in good condition. GIFT: This guitar maintenance Kits is designed for tuning guitars and other stringed instruments. Makes a great gift to surprise your friends who are guitar beginners, string instrument users and guitar lovers. Size Chart: Guitar String Winder:12cmx10cmx5.5cm/4.72inchx3.94inchx2.17inch Wooden String Tuning Wrench:10.5cmx4cmx2cm/4.13inchx1.57inchx0.79inch Guitar Wrench:13.15cmx8cmx0.4cm/5.18inchx3.15inchx0.16inch Guitar String Stretcher:16.5cmx4.5cm/6.50inchx1.77inch Package Includes: Optional 1 Guitar String Winder 1 Wooden String Tuning Wrench 1 Guitar Wrench Or 1 Guitar String Winder 1 Wooden String Tuning Wrench 1 Guitar Wrench 1 Guitar String Stretcher Note: Please allow slightly errors due to manual measurement and different monitors.