Hottptyer watch Back Case Opener tool Maximum Open Diameter 55mm Opens concave notch embedded covers using repairing in repair work with 14mm to opening range

[ADJUSTABLE RANGE] The watch back case opener provides a minimum opening diameter of 14mm and a maximum opening diameter of 55mm. This adjustable range helps users work on watch backs in different sizes during repair and maintenance tasks. [CONCAVE NOTCH FIT] Specially designed to open and close watch backs with concave and notch embedded covers. The two feet engage the recessed cover pattern to support controlled case access during watch repair work. [METAL PLASTIC BUILD] Made from metal and plastic material for regular handling in watch service tasks. The construction is suitable for all types of watch and provides a practical watch repairing tool for makers and repair workers. [LIGHTWEIGHT CARRY] Light in weight and easy to carry with you, this watch back cover opener can travel between a workbench, repair area, or service location. It supports convenient access when a watch needs case work away from a full tool setup. [REPAIR USE] Designed for watch makers and watch repairing workers, this case opener supports opening and closing tasks on concave and notch embedded back covers. It combines adjustable 14mm to 55mm access with easy handling for routine watch service.