18 Sizes of Seal CleaningYou will receive 141pcs 141pcs hydraulic rubber seals in 18 common sizes. Contains three types: snow washer, fiber washer and EVA washer. They are small, delicate, delicate, durableand strictly functional. Durable RubberThese O-ring sealing discs are made of nitrile rubber, which is strong, aged and airtight, durable and long lasting. Durable rubber construction means they wont rust or corrodenot, making them ideal for use in pressure washers, boats and swimming pools. Easy Sleeve StorageThe rubber seal is packaged in a transparent compartment, making it ideal for storage and sorting. It is also easy to transport and store. The compartment box is labeled with thesize of each rubber ring and the applicable scenario. Wide Range of ApplicationsThe rubber grommet can be used for electrical repairs to prevent metal-to-metal contact and to seal worn or broken grommets in the event of a leak. replace. Ideal for plumbing andautomotive repairs, garages, workshops, cars, doors, windows, appliances, bearings, pumps, pulleys, etc. 2 Types of WashersThis set includes 8 sizes of rubber washers and 10 sizes of fiber washers. The black rubber is made of nitrile rubber, which has good wear resistance, aging resistance and waterproofin the air. Red fiber gaskets are suitable for tubes and bushings, forming a tight seal and absorbing chafing wear.