Each plumbing washer is crafted from rubber, providing good resistance to heat, oil, water, hydraulic fluids, and abrasion They are great for bathroom sink faucets, 1/2inch shower faucet hoses, standard 3/4nch garden hose splitters, various faucet hoses, and washing machine water supply line filter seal replacements The gasket set comes neatly organized in a box. Each size is separated, allowing you to quickly find the exact O rings you need This comprehensive O rings washers set, featuring across common sizes. You'll always have the right size on hand for any project Great for a wide ranges of sealing tasks. Use these O rings for repairing leaky faucets, high pressure washers, hydraulic systems, automotive components, and various plumbing fixtures, Manufacturer: LiRRvb