225 Pcs, 18 Popular Sizes O-Ring Sealing Washer. This O rings kit contains most all needed O rings size; Sizes range from 3mm to 22mm in outer diameter, can effectively prevent leaks in fuel or water plumbing, machinery, hydraulic, and auto repair; Better to meet your different needs in daily life and work
?GOOD MATERIAL?Black o rings Made of high-quality commercial grade Nitrile rubber (NBR) material, it has excellent high temperature and low temperature resistance, the working temperature range is from -40?(-40?) to +120?(+248? ), maintains good elasticity, has It has the advantages of ozone resistance and weather resistance, so it is suitable for thermal mechanical sealing gaskets; Widely used in machinery, electronics, hot water and other industries
?CONVENIENT STORAGE?225 pieces NBR rubber o rings are stored in a sturdy transparent plastic box with labels, and each size is attached with detailed label paper, which is very convenient to use, and will not mess up the size to help you better storage; And 225 Pcs can allow you to use enough time
?PRODUCT FEATURE?Soft and flexible rubber o rings, simply snap on, easy to install; Provide secure seals for any oil, air, gas, and water seal application (faucet, sinks, filters)
?WIDE APPLICATION?O rings works great on faucets, plumbing, pressure washer, hose nozzles, sinks, filters, hydraulics fluid, auto engines, machinery bearings, pumps, boats, oils, gas control valve, spray, air, kitchen bathroom water fitting seal leak repair