200pcs Copper Crush Washer Flat Round Copper Washer Sealing Gasket Ring Fastener

Description Premium pure copper material fine workmanship smooth surface no burr durable long service life not easy to damage safe to use easy to process and highly corrosive. And it is not limited by the processing temperature. Flat washers made of copper have a tighter seal and high heat resistance than steel and rubber washers. Features - Color: Rose Gold. - Material: Copper. - Size: About 1.80X1.80X0.10cm/0.71X0.71X0.04inch. - The product used to prevents leakage isolates prevents loosening or dispersion pressure. - They are very easy to install the washer s surface are smooth can reduces friction between the screw and nut. - Also suitable for automotive and marine uses in which the power source has a threaded or bolt-type connection. - Which can long time using and prolong screws lifespan great for sump plugs water fuel and hydraulic fittings. - copper flat washers with high conductivity perfect for electrical connections on household and commercial appliances.