Feature:1. Steel Material: Made of high quality steel, which is durable, not easy to deform and has a long service life.2. Professional Tool: Watch crown repair parts, suitable for watch repairers and watchmaker, practical for use.3. Portable Design: Light weight and in small size, it doesn't take up much space, which is convenient to store and carry.4. Usage: Suitable for professional watch repair, you can repair you watch at home, which can save your expensive maintenance costs.5. Different Sizes: With 5 different size of watch crowns for you to select, which is convenient to use.Specification:Item Type: Watch CrownMaterial: SteelColor: Rose GoldSize: Approx. 5.5mm / 0.22in, 6mm / 0.24in, 6.5mm / 0.26in, 7mm / 0.28in, 7.5mm / 0.3in Purpose: Used for replacement of watch crown Package List:5 xWatch Crowns