325 PCS Crush Copper Washers Assortment Kit; 10 Size Flat Sealing Copper Washers (M5-M14) for Electronic, Automotive, Motorcycles, Marine and Mechanical Use

325 Pieces in 10 Sizes Get a versatile assortment of 325 copper flat washers (M5, M6, M8, M10, M12, M14) to meet various fastening and sealing needs. Perfect for DIY, repairs, and industrial applications. | Premium Red Copper Made of high-quality red copper for excellent heat resistance, electrical conductivity, and corrosion resistance. Durable, wear-resistant, and long-lasting for reliable performance. | Secure & Protective Fit Designed for seamless compatibility with screws, nuts, and bolts of matching sizes. Distributes pressure evenly, reduces friction, and prevents leaks or loosening. | Convenient Storage Packed in a sturdy, transparent box with a detailed size chart for easy identification and organization. Portable and ready for immediate use. | Wide Applications Ideal for industrial, automotive, marine, hydraulic, and household uses. Suitable for electrical appliances, machinery, plumbing, and more.