Description: - duty and compact string winder - Can loosen and tighten strings by unwinding and winding tuning pegs - Can also pull out pins with the notch in the handle - Suitable acoustic electric guitars, bass ,mandolin and ukulele - Material: Package Includes:1 x Big Guitar String WinderNote:Due to between different monitors, the picture may not reflect the actual the item.Due to manual measurement, there may be 1-2mm error .