This product is what you need to keep your guitar fit and clean. It can protect the strings well, which is a must for beginning or Pro guitarists. Features: Includes guitar cutter, stainless steel scale, guitar coil, hex wrench and guitar repair polishing files. Double-stage slide switch for easy adjustment of the length of use. Applicable to classical folk music, electric guitar, electric bass, and other musical instruments. Convenient for the fingerboard wire to be polished and repaired to protect the fingerboard from damage. A must for beginning or Pro guitarists. Specifications: Material: metal Quantity: 15pcs Package size: 200 * 100 * 60mm / 7.87 * 3.94 * 2.36in Package weight: 275g / 9.7ounces Note: 1.Due to the different display screen and light effect, the actual color of the item might be slightly different fromthe color showed on the pictures. 2.Please allow 1-3mm measuring deviation due to manual measurement. Package List: 1 * 3-in-1 Guitar Cutter 1 * Stainless Steel Scale 10 * Guitar Repair Polishing Files 1 * Hex wrench 1 * Guitar Coil 1 * Black Nylon Bag