30pcs Guitar Tool Kit, Acoustic Guitar Maintenance Kit, Electric Guitar Ukulele, Guitar Maintenance ToolRepair and setup for acoustic guitars, bass, mandolin, banjo, ukulele, electric guitar. It's easy to do your own string and configuration changes. Keep your instrument in top playing condition. Change the strings, set the intonation, adjust the action, check the string height clean, and polish your instrument. Small and lightweight, all guitar repair kits are perfect for changing strings and setting tools to keep your guitar in perfect playing condition. Fingerboard guards to avoid damaging the guitar neck from scratching when folding the frets to the crown and polishing. Fret instrument files of various shapes, equal to flat, round, semi-circular. String Action ruler measuring tool for acoustic, classical, electric, bass guitar. The guitar maintenance kit is suitable for cleaning, maintaining and repairing stringed instruments such as guitars. Not only can it be used to change strings, tune, adjust actions, check strings, etc., but it also replaces guitar accessories. This guitar tool set is small, easy to carry and store. A great gift option for beginners, tuners, musicians, string users and guitar lovers. Color: Photo ColorMaterial: Metal + PlasticPackage Contents:1 x Screwdriver1 x Steel Ruler1 x String Action Ruler3 x DIY Files2 x Oh