The T-shaped winding keys for music boxes are suitable for DIY projects and repairs. Simply insert the key into the winding mechanism of your music box and turn it to wind up the spring. This action will restore the music box's ability to play its melodies. These keys are compatible with many types of music box mechanisms, making them versatile and reliable. Features - Color: Silver -Material:Metal - Size: 2.50X1.80X0.70cm/0.98X0.71X0.28in -Reliable design: the winding keys are designed with precision to ensure they fit perfectly and function smoothly with your music box mechanism -Lightweight and portable: you can easily carry them with you, ensuring you always have a for your music box -Multipurpose compatibility: suitable for a wide range of music boxes, these keys can replace or missing keys, ensuring your music box remains in suitable working order -Simple installation: the keys are designed for easy insertion into the winding hole of your music box, allowing for a easy setup -Enhance your experience: these winding keys not only restore functionality but also add a touch of elegance to your music box experience Package list: 10 x music box keys