. Suitable for guitar, bass, mandolin, banjo, dobro, ukulele and other string instruments. Easy-to-use cord winder, bridge cord puller in seconds with this classic cord winder. Loosen and tighten the strings by unwinding and winding the tuning pins. Pull out the platform pins with the notch in the handle. A handy and portable tool for string instrument repair and maintenance, keep your instrument in good condition. From 5 pcs. Picks and handles. Specifications: String Winder Material: ABS String Winder Color: Black Selects Material: Celluloid Selects Thickness: 0.71mm Handle Material: ABS Handle Selection & Color: Random Color Package List: 1 x Strings Rewinder 5 x Option 1 x Option Handle On Note: Please refer to the measurement. A small measurement error is acceptable within the normal range. There may be a slight color difference due to monitor, camera or other factors, please refer to the physical item.