【Package Content】The set contains 28 O-ring gaskets: 13-40 mm (thickness 0.6 mm), sufficient quantity to meet your daily use and replacement needs
【Quality Material】These O-ring gaskets are made of high-quality rubber material, which is flexible, wear-resistant and durable. They have excellent durability and practicality and are suitable for daily use
【Easy to Install】The sealing ring is flexible, easy to install and remove, and has strong oil, water, heat and tear resistance to ensure a firm and long-lasting seal
【Waterproof and Protective】These O-ring watch gaskets are ideal replacements for watch back cover seals. Install the gasket between the watch and the back cover to protect the internal parts of the watch from damage by dust and water
【Professional Watch Repair Tool】Perfect for watchmakers and professionals in the watch repair industry, this rubber gasket set comes in a sufficient quantity so you can use these gaskets for long-term use and repair projects
