The 65pcs guitar tools kit includes guitar strings, guitar picks, transposition clamp, guitar tuner, etc. It is practical for replacing damaged parts. Features: 3 sets of guitar strings-1 set in brass, 1 set in copper, 1 set in multicolored. Each set has 6 strings in 6 different diameters: E-1st .012 inches / 0.3mm; B-2nd .016 inch / 0.4mm; G-3rd .024 inch / 0.6mm; D-4th .032 inch / 0.81mm; A-5th .042 inch / 1.06mm; E-6th .053 inch / 1.34mm. Suitable for guitar beginners to remember and practice, also fits for diy guitarist. Professional guitar tuner, simplicity and precision, clip-on tuner for chromatic, guitar, bass, ukulele, violin. Light and compact size, suitable for music teachers, professional players and beginners. (no battery). Ultimate guiter relinging tool-design makes string changes faster and easier than ever with its string cutter and pin puller all wrapped in one tool, high quality guitar repair tool for comfortable use. Transposition clamp guitar-easily re-position with one hand to switch between frets; silicone pad will protect the instrument from any scratches or damage, fits for electric and acoustic guitars, ukulele, banjo, folk guitars and mandolin, etc. Most useful gadget-guitar picks and thumb picks, the smooth surface makes you comfortable to play. It also comes with 1 piece pick holder, you can stick it to your guitar and keep picks close at hand. 12Pcs guitar pins (6 ivory and 6 black, made from abs) and 2pcs guitar bones (1 bone nut and 1 bone saddle). Specifications: Material: Steel Guitar Tuner Battery: 1 x CR2032 button cell (included) Package Weight: 290g / 10.23ounces Package Size: 220 * 150 * 40mm / 8.66 * 5.91* 1.57in Packing List: 18 * Guitar Strings (3 sets, 6pcs/each set) 16 * Guitar Picks (random color) 14 * Guitar Pins (7 white, 7 black) 5 * Thumb Finger Picks (random color) 4 * Guitar Silicone Finger Protector 1 * Transposition Clamp 1 * Guitar Tuner (with instructions) 1 * Guitar String Cutter 1 * Guitar String Winder 1 * Guitar Pick Holder 1 * Guitar Bone Bridge Saddle 1 * Guitar Bone Bridge Nut 1 * Storage Bag