[Safe Durable]Crafted from premium copper and featuring a smooth, flat design, these sealing washers ensure a secure and tight seal without damaging surfaces, providing superior conductivity and corrosion resistance performance for long-term use in demanding industrial environments.[Wide Application]Suitable for a variety of sealing and spacing needs, these copper washers are widely used in industrial machinery, automotive repair, plumbing, and equipment maintenance. They are perfect for creating leak-proof seals in pipe fittings, engines, compressors, sump plugs, fuel fittings, and for use with screws and bolts in electrical and hydraulic systems.
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