300Pcs Flat Ring Copper Sealing Washers Assortment Set - M5 M6 M8 M10 M12 M14 M16 π Key Features Comprehensive Set - Includes 300pcs of flat ring copper washers in 8 sizes (M5, M6, M8, M10, M12, M14, M16, M20), perfect for various DIY and automotive needs. High-Quality Copper Material - Made from durable copper with high conductivity, corrosion resistance, and heat resistance, ensuring long-lasting performance. Excellent Sealing Performance - Provides superior rust and oxidation resistance, ideal for sump plugs, water, fuel, and hydraulic fittings. Easy to Install - Smooth surface reduces friction between screws and nuts, preventing leakage and loosening. Wide Applications - Suitable for electrical connections, automotive, marine, and household appliances. π Technical Specifications Material Copper Sizes M5, M6, M8, M10, M12, M14, M16, M20 Quantity 300 Pieces Package Transparent Plastic Box π¦ Package Included 35 x M5 x 9 x 1mm 30 x M6 x 10 x 1mm 30 x M6 x 12 x 1mm 30 x M8 x 13 x 1mm 25 x M8 x 14 x 1mm 30 x M10 x 14 x 1mm 25 x M12 x 16 x 1mm 20 x M12 x 18 x 1.5mm 20 x M14 x 18 x 1mm 20 x M16 x 20 x 1.5mm 15 x M16 x 22 x 1.5mm 15 x M20 x 26 x 1.5mm π§ Ideal Applications Perfect for: β’ Automotive Repairs β’ Plumbing and Hydraulic Systems β’ Electrical Connections β’ DIY Projects β’ Marine and Industrial Uses π Note β’ Ensure the correct washer size is used for your project. β’ Store in the provided plastic box to keep washers organized. .product-description { max-width: 1200px; margin: 0 auto; } .feature-section, .specs-table, .package-section, .application-section, .note-section { margin: 25px 0; } .specs-table table { width: 100%; border-collapse: collapse; } .specs-table td { padding: 12px; border: 1px solid #ddd; } .specs-table tr td:first-child { font-weight: 600; width: 30%; } h3 { color: #2d2d2d; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; } ul { padding-left: 20px; } li { margin-bottom: 10px; }