Unleash the power of precision with our High-Quality Copper Washer Assortment, designed for the demands of the modern world. Engineered with durability at its core, this set ensures you're always prepared for the task at hand.Corrosion Resistant & Electrically Conductive : These copper sealing washers offer excellent resistance against corrosion and are electrically conductive, making them ideal for use in marine and automotive applications where reliability is crucial. Heat Resistance & Durable : Crafted from high-quality copper, these washers boast superior heat resistance, ensuring they remain durable even under high temperatures, perfect for oil pan plug sealing and other demanding vehicle components. Wide Applications & Vehicle Fitment : Suitable for a wide range of vehicle applications, from oil pan plugs to fuel lines, these washers are an essential addition to any mechanic's toolkit. Storage Case Included & Easy Identification : Stored neatly in a durable case that includes dividers for each size, our washers are easy to organize and access when needed. Perfect for Electrical Connections & Load Distribution : Ideal for distributing loads and preventing surface damage, especially suitable for electrical connections in household and commercial appliances.