Feature: 1. REPAIR TOOL SET: This guitar tool set includes common tools needed for guitar repair and measurement, meeting your various work needs. 2. UNIVERSAL USE: Not only suits for both acoustic and electric guitars, but also for bass, banjo, mandolin and many other strong instruments. 3. CONVENIENT USING: Can be applied to change guitar string, tuning, measuring, repairing and so on, and the operation is very to complete. 4. GOOD MATERIALS: Mainly made of premium metal and ABS materials, all these guitar maintenance tools has great durability for long term use. 5. EASY CARRYING: The storage bag will store the tools in an orderly way while taking little space, which also adds more convenience to your carrying. Specification: Item Type: Guitar Repair Tool Material: Metal + ABS. Package List: 1 x Storage Bag1 x String Eraser6 x Guitar Bridge Pin8 x Hex Wrench10 x Guitar Fret Crowning File2 x Fretboard Protector Guard1 x Polishing Stone6 x Guitar String3 x Guitar Pick1 x Wiping Cloth9 x Radius Gauge1 x Grinding Block1 x String Cutting Plier1 x Guitar Feeler Gauge1 x Black Guitar String Winder1 x Nut File1 x String Action Ruler