Premium MaterialThese o rings assorted are made of outstanding nitrile rubber(NBR) with good airtightness and high-temperature resistance, which has high resilience and high tensile strength, not easily torn apart, sturdy and durable for long time use. Easy to UseSoft and flexible o ring, simply snap on, easy to install. Used for sealing gasoline, diesel oil, lubricating oil, water, air, gas, and great for most plumbing, automotive, and general repair needs. Easy to CarryThe o seals ring sets is stored in a plastic box with a size and quantity label. It is easy to carry and easy to use. These o rings rubber assorted are easy to store and carry, which can also save your space. Wide ApplicationsThe rubber rings are great for garages, general plumbers, workshops, cars, doors, windows, electric appliances, bearing, pumps, drain plugs. And can prevent metal-on-metal contact thus protecting wiring, cables passing through firewalls, metal panels, and so on. What You Will GetYou will get 200 pcs rubber o-rings in 15 commonly used sizes, the sufficient quantity is enough to meet your long-term use. These tap o-rings are non-static, oil-resistant, heat resistant up to 120, wear-resistant, and durable.Products from Bazhou's store