PAINT DIRECTLY ON TO RUST – specially formulated so you can paint the metal primer over rusty surfaces and still achieve a perfect, smooth protective base that lasts for years and helps prevent rust and corrosion forming EASY TO USE – preparation is simple – brush away any loose, flaky paint or rust and brush the red oxide primer straight on to the metal with minimal sanding needed. The quick drying formula is ready for topcoat after just 6 hours USE ON ANY METAL – perfect for BBQs, radiators, railings, garden furniture and garage doors, Hammerite Red Oxide Metal Primer is suitable for use on both interior and exterior metals to give your old metals an instant lift 500ml TIN COVERS UP TO 6m2 – ideal to cover a small gate or top rail of a balcony, or a couple of garden chairs, Hammerite direct to rust metal primer gives excellent coverage and the ultimate protection for your metals GENUINE HAMMERITE PAINT - the first and only specialist metalcare brand, Hammerite is a global brand leader. Founded in 1984 it quickly developed a mystique, as consumers found the unique formulation magically transforms rusty metal to look like new​