1、Watch Maintenance Tool: This is a practical watchmaker hand tool, great for watch maintenance, battery replacement or strap repairs. 2、Practical and Useful: The tool features an improved ring extractor that can handle large frames, can be used to open the back of most watches. 3、Easy Operation: The design is simple and practical, easy to use, with a rotating handle that can be adjusted as needed to meet different needs. 4、Scratch Proof: When using this watch back remover, removing the strap or repeating the movement is a safe way to avoid scratching your watch. 5、Aluminum Alloy Material: Made of excellent aluminum alloy, safe and environmentally friendly, wear resistant and durable, has long service life.