Made from premium, durable plastic material, has excellent insulation and corrosion resistance Has high heat insulation, rust resistance and non-magnetic properties, light in weight and low in noise Compared with metal gasket, the sealing ring of plastic washer will not cause magnetic and rust problems in industrial activities Ideally used to fasten bolts inside washing machine Has excellent insulation and corrosion resistance, which is often used in the bolt fixed place of electric board, sewer pipe, faucet, etc. Widely used in electrical connection, household appliances and commerce, automobiles, ships, generators, mechanical equipment or DIY into decorations