To use this key, simply insert it into the winding slot of your music box and rotate it to wind the mechanism. This essential tool is suitable for anyone who wants to maintain or repair their music box. Crafted with precision, the key ensures smooth and efficient winding, making it an indispensable accessory for music box enthusiasts. The metal rod is designed to fit most standard music box mechanisms, providing a reliable and durable solution for your DIY projects. Whether you're repairing an old music box or creating a new one, this key is a must-have for achieving optimal performance and longevity. Features -Color:Multi -Material:Plastic, stainless steel -Size:5.50X4.80X0.90cm/2.16X1.89X0.35in -Note: The product has color difference -Diy assembly: suitable for those who enjoy diy projects, allowing you to assemble and repair your music box with ease - box kit: a winding mechanism key, providing all the necessary parts for music box maintenance -Unique butterfly key: the creative shaped key is not only functional but also adds a decorative element to your music box -Elegant design: the minimalist design is both stylish and functional, making it a great addition to any music box -Good craftsmanship: made with meticulous attention to detail, ensuring a durable and aesthetically pleasing product Package list: 2 x music box key