Watch Back Case Opener Kit for Repair Wrench Set

1 Multi Functional Tool: The watch back case opener closer kit features 7 sizes of grooved chucks, allowing for the opening of various sizes and styles of watch cases with ease. 2 7 Size Chucks: The set includes 7 grooved chucks in sizes of 18.50mm, 20.20mm, 22.50mm, 26.50mm, 28.30mm, 29.50mm, and 36.50mm, ensuring compatibility with a wide range of watch back case sizes. 3 Easy to Use: The 5537 watch tool is designed for convenient and efficient watch back disassembly and replacement, featuring a simple design that makes the process quick and effective. 4 Durable Construction: Crafted from alloy materials, the watch back remover tool ensures durability and long lasting use for multiple repair and maintenance tasks. 5 Portable Design: The compact and portable design of the watch repair set makes it easy to store and transport, ideal for use in various settings, whether at home or in a professional watch repair shop.

What's in the box
1 x Wrench
1 x Grooved Chucks