Free quart of Grease Doctor Cleaner/Degreaser with Purchase of a gallon of Rust Doctor.
Rust Doctor converts rust to a black non-rusting magnetite and primes the surface for top coating. Covers 200 Sq. Ft. Grease Doctor is a water based cleaner ideal for cleaning rusting metal before treating with Rust Doctor. A concentrate that is mixed with water to make an average of 2-4 gallons of cleaner/degreaser, depending on dilution