This set of guitar string ferrules are perfect for string-through body building or repairing. sits flush to the guitar's surface. It can help to make your guitar easier to play and make a better sound. Suitable for professional and personal use. Great adjustment string caps for guitar, guitar and other musical instruments. Features -Material: Alloy -Size: About 1.20X0.80X0.80cm/0.47X0.31X0.31in -Easy to replace your old or guitar string ferrule with a new one. -Manufactured with , with excellent durability and practicality. -Make the strings vibrate more effectively, improve the resonance and increase the delay, make the sound stronger. - guitar string ferrules provide the performance for you, easy to store and carry. - and practical design with beautiful appearance, add an elegance to your guitar. Package list: 6 x string caps