Features: This comprehensive guitar maintenance tool set includes essential repair tool like a ruler, files, and wrench to handle string adjustments, cleaning, and restringing for various stringed instruments. Crafted with durable metal and plastic components, the set comes in a portable storage bag for organized accessibility during instrument upkeep. Ideal for professional luthiers, tourings musicians, and beginner guitarists seeking reliable equipment for precise instrument care. Perfect for workshop setups, backstage tune up before performances, or routine maintenance for home music studios. Maintain your guitar's optimal performances with precisions engineered tool designed to enhances sound claritys and playability across acoustic/electric models. Specifications: Color: Black Material: Plastic+Metal Size: Approx. 7.87x3.94x1.77inch(20x10x4.5cm) Package Includes: 1 Set Guitar Tool note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.