These winding keys are essential for anyone looking to repair or upgrade their music box. Made from metal, they offer a secure fit and reliable performance. The keys are designed to be easy to use, making it simple to wind up your music box and keep it playing beautifully. Ideal for both and vintage restorations. Features -Color:Assorted Color -Material:Iron -Size:2.50X1.00X0.70cm/0.98X0.39X0.28in -Creative diy project: craft a music box that showcases your unique taste and creativity -Convenient mechanism: the winding key is designed for easy installation and removal, making diy projects easy -Craftsmanship: parts ensure your music box operates smoothly and reliably -Adjustable music: the knob handle allows you to adjust the music box's pitch and speed to match your mood -Ideal for various uses: suitable for home decor, present, and diy crafts, a pleasant musical experience Package list: 40 x music box winding key