Ernie Ball is one of the worlds leading manufacturer of strings and accessories and has been making high-quality electric guitar and bass strings since 1962. Using the latest technologies and finest materials to continuously improve and enhance their products, Ernie Ball also offers a high-quality range of merchandise and accessories, such as this moulded plastic peg winder for guitar, and other stringed instruments (note not designed for bass guitars). It allows for much faster and easier string changing than winding by hand. The notched cut-out in the head makes for easy removal of acoustic guitar bridge pins.