Product Description
Made from copper, these flat washers offer good electrical and thermal conductivity and a tighter seal, are corrosion resistant, hard and durable.
They are very easy to install and the surface of the washer is smooth to reduce friction between fasteners, prevent leaks, isolate, prevent loosening or dispersion of pressure.
Perfect for most types of engines be it car, marine, generators, machinery and plant. Also great for sump plugs, water, fuel and hydraulic fittings.
Well sorted and packed in plastic boxes, the different sizes of gaskets have their own compartments for easy storage and carry-along, making them very easy to use. Note: The transport process may upset the position of the shims.
9 sizes of copper metric sealing washers, including M5*9*1mm, M6*10*1mm, M6*12*1mm, M8*12*1mm, M8*14*1mm, M10*14*1mm, M12*16*1mm, M12*18*1.5mm, M14*18*1mm, different types to meet your various needs.







Hanyang Fasteners is a company specializing in standard and non-standard fasteners, integrating production, sales, and research and development. In line with the business philosophy of "integrity management, advocating norms", it gives full play to regional and industrial advantages, and serves Customers all over the country, providing professional fastener connection solutions.
We integrate all aspects of manufacturing, development, and service, focusing on providing customers with comprehensive supporting services. With excellent entrepreneurial spirit, strict management, high-quality production, high-precision inspection, and high-standard service!
The main production standards are: DIN, ANSI, BS, ISO, JIS, GB, UNI and other standards, as well as non-standard products: Materials involved: Carbon steel, alloy steel, stainless steel, copper, nylon, etc. The product category includes various screws, bolts, nuts and other accessories.
With high-quality fastener products and sincere service, it has won the recognition of customers in various fields of society. The products are used in machinery, new energy, environmental protection equipment, medical equipment, communication equipment, power facilities, electronic products, food machinery, petrochemical, Ship assembly, pump valve pipeline, building curtain wall, open air and other industries, the products are well received by customers.