Hottptyer watch gasket rubber O Ring Different Sizes Seals against water and dust watchmakers clock repairmen use high elasticity material

[WATER AND DUST SEALING] Rubber gaskets install on the watch back cover to seal the case and help prevent water and dust from entering. This watch gasket set supports routine repair and maintenance work while helping restore the back cover sealing function. [DIFFERENT SIZES] The gasket set includes different sizes to support varied watch repair and maintenance needs. The compact selection is easy to carry and convenient to transport between a workbench service area or repair location. [ELASTIC RUBBER] Made of rubber material with a good sealing effect and high elasticity these watch gaskets fit the back cover and are not easy to break during suitable repair and maintenance handling. [REPAIR TOOL USE] Suitable for watchmakers and clock repairmen this gasket set serves as a practical watch repairing tool. It supports back cover service work where a replacement seal is needed during routine maintenance. [WIDE REPLACEMENT USE] These gaskets are replacement components for almost all types of watches and are widely used in repair work. Different sizes help support varied watch back cover requirements and maintenance applications.