The 2pcs Electric Guitar and Bass Knob Winder are designed to make string winding easier and efficient. They are suitable for use with electric hand drills and make the string winding process for guitars and basses hassle-free. The compact and lightweight design makes them portable and easy to use for both professionals and beginners. Upgrade your string winding experience with these convenient and durable electric guitar and bass knob winders. This guitar tool can help you debug your guitar faster.<br><br>Colour:Black Material:Plastic+Metal<br><br>Package Contents: 2 * Coil<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.