180 Pieces O Ring Watch Gasket Rubber Sealing Watch Back Cover Watch Repairing Tool 0.5mm 0.6mm

Feature: 1. Waterproof Sealing: O ring watch gasket set for maintaining waterproof of watches. Installed on the back case of the watch, the rubber gasket set covers the space between the strap and the movement. 2. Durability: Made of rubber material, flexible and long lasting. 18 types with 10 pieces each, totaling 180 pieces. Sealed O rings for wiring maintenance, preventing unnecessary contact and protecting the watch for easy installation. 3. Package Include: With 180 pieces in the package to meet your various needs. Sealing rings come in two diameter sizes. 0.5mm available sizes: 16mm, 18mm, 20mm, 21mm, 23mm, 24mm, 26mm, 27mm, 30mm, 0.6mm available sizes: 16mm, 17mm, 20mm, 22mm, 23mm, 24mm, 25mm, 26mm, 28mm. 4. Perfect Matching: O ring is excellent alternative for watch back cover sealing gaskets. Flexible and perfectly matching with your watch, which is ideal for watch repair, perfect for watchmakers. 5. Application: Watch O ring suitable for watchmakers and watch repairmen. Ideal for watch repair and DIY watchmakers. Easy to fasten, good oil and water resistance, excellent sealing, heat resistant, and tear resistant. Specification: Item Type: Watch Back Cover Sealing Ring Material: Rubber Quantity: 180pcs, 18 types with 10 pieces each Size: Approx. 0.5x16mm / 0.02x0.63in Size: Approx. 0.5x18mm / 0.02x0.71in Size: Approx. 0.5x20mm / 0.02x0.79in Size: Approx. 0.5x21mm / 0.02x0.83in Size: Approx. 0.5x23mm / 0.02x0.91in Size: Approx. 0.5x24mm / 0.02x0.94in Size: Approx. 0.5x26mm / 0.02x1.02in Size: Approx. 0.5x27mm / 0.02x1.06in Size: Approx. 0.5x30mm / 0.02x1.18in Size: Approx. 0.6x16mm / 0.02x0.63in Size: Approx. 0.6x17mm / 0.02x0.67in Size: Approx. 0.6x20mm / 0.02x0.79in Size: Approx. 0.6x22mm / 0.02x0.87in Size: Approx. 0.6x23mm / 0.02x0.91in Size: Approx. 0.6x24mm / 0.02x0.94in Size: Approx. 0.6x25mm / 0.02x0.98in Size: Approx. 0.6x26mm / 0.02x1.02in Size: Approx. 0.6x28mm / 0.02x1.10in. Package List: 180 x Rubber O Rings 1 x Plastic Box