Stainless Steel Foil 304 Full Hard is a thin, rigid sheet made from austenitic stainless steel alloy 304 that has been cold-rolled to its maximum hardness, giving it excellent strength, corrosion resistance, and formability. This durable foil is suitable for applications requiring high strength and heat resistance, such as automotive exhaust components, gaskets, shims, and specialized industrial components in chemical processing and heat shielding.