1Guitar Tuning Pegs Replacement: Easily upgrade your guitar with these universal size tuning pegs, suitable for most acoustic and electric guitars, can directly replace old or damaged ones. 26R Guitar Machine Head Tuner: Improve your guitar string sound quality with these excellent sealed machine heads, ensuring optimal performance for both acoustic and electric guitars. 3Multiple Purposes: These guitar sealed machine heads can provide effective guard for guitar strings, improve the sound quality of the strings, and enhance your guitar playing experience. 4Easy Installation: With fine processing, these guitar tuning pegs are suitable for standard 13/32 inch (10mm) holes. Equipped with nuts and screws, convenient to install and replace. 5Metal Material: These guitar tuning machine heads are made of excellent metal material, with high strength, wear resistance, scratch resistance, no deformation, and have a long service life. 6 x Guitar Tuning Pegs 6 x Nuts 6 x Bushings 6 x Screws