Feature: 1. Metal Material: Watch back case opener tool set is made of top quality metal material, ensuring durability and safety during use. The claw design securely fixes the watch dial, easily handling various sizes of watch cases without scratching your beloved watch. 2. Alloy Steel: Adjustable jaws distance perfectly fits different size watch cases, making it the best choice for opening watch cases of all kinds, including waterproof watches. The quality alloy steel material guarantees long lasting use with ease. 3. Watch Case Removal: Whether you are a professional watch repair technician or just a hobbyist replacing watch batteries, this sturdy metal wrench will assist you effortlessly. No need for complex skills or tools, just easily remove your watch's back case to complete your desired work. 4. Matte Handle: The handle with matte design ensures a clear texture surface, preventing slipping even in moist or greasy environments. The polished smooth head is not easily broken and maintains a good condition for long term use. The curved tip design of the tool ensures safe prying of the watch cover, ensuring no damage to your watch during maintenance. 5. Scratch Resistant: Besides its powerful functions, this tool set has an exquisite appearance. The metal texture gives it a high end look, ideal for use with your battery replacement kit or other applications. You can confidently use it to open the back cover of your watch without leaving any scratches. Specification: Item Type: Watch Case Back Removal Tool Material: Alloy Steel, Plastic Purpose: Ideal for watch repairers, watchmakers, and daily users to open watch cases. Size: Approx. Top Width: 3.5cm / 1.38in Length When Open: 8.8cm / 3.46in Total Width: 3.7cm / 1.46in Length Unopened: 7cm / 2.76in Base Length: 7cm / 2.76in Base Width: 4cm / 1.57in . Package List: 1 x Base1 x Watch Case Disassembly Tool