menolana Watch Back Case Opener Watch Back Opening Tool Watchmaker Tool Set 18.5/20.2/22.5/26.5/28.3/29.5mm with 6 Size Grooved Chucks

[Grooved Chucks Size]Including Handle and 6 Grooved chucks(18.5/20.2/22.5/26.5/28.3/29.5mm), Suitable for 5537 and other watches [Function]Professional watch maintenance tools for watch back case open requirements, opening and closing screw back case [Easy Storage and Carrying]Watch Back Case removal tool comes with a storage box for easy storage and portability [Quality Material]Watch Back Case Opener is made of quality 316 stainless steel, high hardness, good toughness, high strength. [Watch Repair Tool]Great for opening and closing waterproof watch back case. Necessary tools for watchmakers and watch repairing workers Specification: Material: 316 Stainless Steel Package Includes: 1 Handle 6 Grooved Chucks Note: Please allow slightly errors due to manual measurement and different monitors.