Description: 【Material】: This watch repair tool is made of premium aluminum alloy, ensuring durability and longevity. It's designed to securely hold the watch dial base, making it easier for you to open and repair the watch. 【Adjustable Size】: The size of this Watch Case Holder can be adjusted according to your needs, with a maximum clamping distance of approximately 8cm. This feature allows it to accommodate various sizes of watches. 【Essential Tool】: This Watch Back Case Opener is an essential tool for all watch enthusiasts and professionals alike. It simplifies the process of opening and repairing watches, making it a must have in your toolkit. 【Compact Size】: With dimensions measuring 12cmx7cmx7cm/4.72inchx2.76inchx2.76inch, this Watch Strap Remover Base is compact yet functional. Its small size makes it easy to store and carry around without taking up too much space. 【Versatile Use】: This Watch Open Case Holder is an essential tool for watch enthusiasts and repairers, making the process of opening and repairing watches much more convenient and efficient. Specification: Material: Aluminum Alloy Size Chart: 12cmx7cmx7cm/4.72inchx2.76inchx2.76inch Package Includes: 1 Watch Case Holder Note: Please allow slightly errors 1-2cm differences due to manual measurement.