The O Ring is made of high quality Nitrile Butadiene Rubber(NBR), which has excellent oil resistance, heat resistance and UV resistance, making the rings with extremely thick wall design provides long-term use.
This Nitrile Rubber O-ring series contains 419 PCS metric standard rubber O-rings Seals, with 32 sizes and models, which can be widely used in your car, plumbing, machinery, hydraulic and pneumatic maintenance.