9 in 1 Guitar String Changing Tool Set

1. Material stainless steel 2. Packing in PP bag 3. Color black 4. Size: 20x10x6cm 5. Weight: 340g 6. Product list: 1x plastic string distance ruler, 1x leveling ruler, 1x multi-function nail remover, 3x allen wrench, 3x grinding file, 1x dual-use adjusting wrench, 1x orange file with hole, 2x frets grinding protection washer , 1x15cm ruler, 1x blue piano pillow polishing file