250 Pcs O Ring Gasket Kit, 15 Sizes Rubber Washers Seals Assortment Set, Assorted Electrical Rings, Insulating Plumbing Plumber Sealing Rings Set for Quick Repair

【Outstanding Material】The o ring washers are made of nitrile rubber(NBR) with high resilience and high tensile strength, which is wear-resisting and good at oil-proof, not easy torn apart, have good airtightness and high temperature resistance, you no need to worry about leakage. 【Powerful Functions】The o-rings are are easy to fasten and install. These rubber washers assorted can increase contact area, reduce pressure and protect parts and screws, which can bear the temperature of 120 degrees centigrade. 【Easy to Carry】These rubber o rings come with a plastic organizer box, the separeted space keep o rings to separate, which is very convenient for storage and picking, prevent these rubber washer set mixed up and make you carry it easy. 【Wide Applications】These seals rubber o rings washers have wide range of uses in the home & workplace, are ideal for garages, general plumbers, mechanics, workshop, car, door, window, electric appliance, bearing, pump, carrier roller, etc. 【What You Will Get】You will receive 250 pcs rubber O-rings with a higher electric resistance capability, in 15 commonly used sizes, which accommodate a wide variety of tasks, and the sufficient quantity is enough to meet your long-term use.