The 3/8 USS Flat Washer Zinc is a versatile and durable washer designed to provide a smooth and even surface for fastening applications. Made from high-quality zinc-plated steel, this washer offers excellent corrosion resistance, ensuring long-lasting performance in various environments. Its flat design distributes the load evenly, preventing damage to the mating surfaces and ensuring a secure hold. With a diameter of 3/8 inches, it is suitable for use with bolts and screws of the same size. The zinc coating provides additional protection again