The Copper Washer for Metric fittings from Fittings Unlimited Inc is essential for ensuring leak-free connections in various applications. Designed specifically for metric fittings, this washer provides excellent sealing properties, preventing fluid leakage. Made from high-quality copper, it offers superior resistance to corrosion and wear, ensuring long-lasting performance. This washer is compatible with a range of fittings and is ideal for use in hydraulic and pneumatic systems. Its reliable design meets industry standards, making it a trusted choice for professionals seeking efficiency and safety in their installations.