141 Pcs, O-Rings Seal Washers, Flat Round Rubber and Fiber Gaskets

141 pcs set of O rings in commonly used sizes with good aging resistance and air tightness. It contains Rubber and Fiber washers types. Ideal for plumbing, automotive, engineering, A/C manifold, chemical pipelines, cylinders, appliances, pumps etc. The washers come in a see-through divided and labeled organizer box, which is very convenient for use and storage.