Oversized Thickened Red Copper Flat Washer (M3-M12) Metal Hardware

This product is a set of flat washers made from red copper, designed for use in various hardware and construction applications. The washers are oversized and thickened, providing enhanced durability and reliability. Available in sizes ranging from M3 to M12, they are suitable for a wide range of bolts and screws, ensuring a secure fit to provide stability and reduce wear. The red copper material offers excellent corrosion resistance and electrical conductivity, making these washers ideal for projects requiring both strength and lasting endurance. Standard No.: GB/T97 Surface treatment: Copper plating Material Grade: 4.8 Product Grade: A-level Manufacture country: China Instructions included: No