Specifications:Product Features:- Brand new and high quality- 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- A very handy guitar repair tool- Suitable for most acoustic and electric guitars and other instruments- Several colors for you to chooseProduct Name: String WinderModel: A009PMaterial: PlasticColor: GreenSize: 30 x 35 x 24mm / 1.18 x 1.37 x 0.94inch; 81cm / 3.18inch (you can see more details from the pictures)Item Weight: 25g / 0.05lb / 0.88ozSuitable for: Guitar, electric guitar, ukulele etc.Package Weight : 16 G / 0.56 OuncesPackage Dimensions (L*W*H) : 45*45*34 MM / 1.77*1.77*1.34 InchesRetail Packaging: No, No PackingPackage Include:1 x String Winder