1、This tool is a new take on the classic method of opening a screw back clock. 2、With suction, this tool allows you to remove regular watch back with ease. 3、The rubber tip will not scratch or precipitate crystals, making it the perfect way to remove clock back safely. 4、Easy to use, just put the tool back over the clock, press it and start to twist. 5、Twisting movement applies suction to the case and unscrews the back allowing it to easily lift the back away from the clock. Features: 1. This tool is a new take on the classic method of opening a screw back clock. 2. With suction, this tool allows you to remove regular watch back with ease. 3. The rubber tip will not scratch or precipitate crystals, making it the perfect way to remove clock back safely. 4. Easy to use, just put the tool back over the clock, press it and start to twist. 5. Twisting movement applies suction to the case and unscrews the back allowing it to easily lift the back away from the clock. 6. Great for watch repairers, watchmakers, and everyday users to open watch cases. Specification: Condition: 100% Brand New Item Type: Watch Repair Tool Material: Wooden Color: As Shown in The Pictures Length: Approx. 10.5cm/4.1in Package List: 1 * Watch Case Opener