330 PCS Copper Sealing Rings Assortment Set, 12 Sizes Copper Metric Flat Sealing Washers Kit, Sump Plug Gasket Crush Washer Assortment, M5 M6 M8 M10 M12 M14 M16 M20

• [12 Sizes Available] We offer a sorted kit containing 330 copper washers in various sizes, including M6101mm, M8131mm, M10141mm, M12161mm, M14181mm, M16221.5mm, M18241.5mm, M20261.5mm, and more, allowing you to choose flexibly based on your needs.
• [Premium Material] This copper washer kit is crafted from high-quality red copper, boasting a smooth and sleek surface with no protrusions or burrs. It is highly resilient. The all-copper core offers excellent load-bearing capacity, superior electrical conductivity, stable connections, good thermal conductivity, and resistance to cracking in low temperatures. It is long-lasting and reusable.
• [Outstanding Performance] The surface of the washers has undergone an acid pickling and tin plating process, resulting in an oxide film that significantly improves oxidation and corrosion resistance, extending the lifespan of the washers and screws.
• [Easy Storage] All washers are equipped with a compartmentalized storage box, ensuring both safety and convenience for organizing and carrying. This greatly enhances your work efficiency.
• [Versatile Applications] This product is not only suitable for household appliances, commercial vehicles, and boats, but also for water, fuel, and hydraulic components. It effectively reduces pressure and friction, prevents leaks, and avoids component loosening or pressure dispersion.

Specifications: Material: Copper Package Size: 17 * 9.5 * 2.2 cm/ 6.7 * 3.7 * 0.9 in Package Weight: 280 g/ 9.9 oz Packing List: *50pcs....M5*9*1 *45pcs....M6*10*1 *30pcs....M6*12*1 *30pcs....M8*12*1 *25pcs....M8*14*1 *30pcs....M10*14*1 *25pcs....M12*16*1 *20pcs....M12*18*1.5 *25pcs....M14*18*1 *20pcs....M16*20*1.5 *15pcs....M16*22*1.5 *15pcs....M20*26*1.5