Hottptyer watch Case opener ball Flexible Rubber Repair Tool Open rotating backs safely using an inflatable back cover for repairers and amateurs

[INFLATABLE DESIGN] Inflate the rubber ball before use to create a flexible grip against the watch back cover. Its adaptable shape helps apply steady pressure while supporting controlled rotation during watch repair tasks. [SCRATCH ] The soft rubber surface contacts the watch back gently and helps protect the finish from scratches during opening. The flexible design supports a secure grip without relying on rigid metal contact. [SAFE OPENING] Press the inflated ball firmly against the rotating back cover and turn it with force to loosen the cover. This method allows accurate handling while helping open compatible watch backs safely and efficiently. [SOFT RUBBER MATERIAL] Made from soft rubber material with a practical design for repeated watch repair use. The material is safe and , while the ball form provides a comfortable tool surface for handling. [REPAIR TOOL] Designed as a practical watch repair tool for repairers and amateurs. It is easy to use at home or during repair work when a rotating watch back cover needs to be opened with controlled pressure.