Description This guitar tool is a multi-fucntional string winder and bridge pin puller for guitar, bass, mandolin, banjo, dobro, ukulele and more string instruments. Equipped with aluminum alloy blade, durable and easy to use. This tool fits virtually all tuning pegs, it can easily tighten the instrument strings. Features - Material: PVC. - Color: Black. - Size: 13 x 5.5 x 2 cm. - Easy-to-use and multi-functional, can be use as an string winder, pin puller, drill bit adapter. - Loosen and tighten strings by unwinding and winding at the tuning pegs. - Assemble the drill hexagonal adaptor with a power drill or screwdriver to quickly remove the pegs or pins. - Handy and portable string instrument repair and maintaining tool, keep your instrument in good condition. - Fit for guitar, bass, mandolin, banjo, dobro, ukulele and more string instruments use. Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Easy-to-use and multi-functional, can be use as an string winder, pin puller, drill bit adapter Loosen and tighten strings by unwinding and winding at the tuning pegs Assemble the drill hexagonal adaptor with a power drill or screwdriver to quickly remove the pegs or pins Handy and portable string instrument repair and maintaining tool, keep your instrument in good condition Fit for guitar, bass, mandolin, banjo, dobro, ukulele and more string instruments use