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