General description Flat washers are made of top 304 stainless steel, known for its high hardness, corrosion resistance, and rust resistance. This set includes a total of 230 pieces in 15 sizes: M3, M4, M5, M6, M8, M10, and M12, covering the most commonly used sizes in various applications. The washers effectively distribute pressure generated by fasteners, increasing the contact area to protect parts from damage and prevent loosening of connections. Technical specifications Material: 304 Stainless Steel Quantity: 230 pieces Sizes: M3, M4, M5, M6, M8, M10, M12 Compatibility and accessories Suitable for interior decoration Exterior construction Electrical maintenance Furniture repair Ideal for electrical connections on household and commercial appliances Automotive and marine applications with threaded/bolt connections Other information Exquisite storage box with 9 grids, each labeled for easy identification of sizes High quality premium stainless steel with high toughness and wear