Tough 90 is a solvent degreaser that makes fast work of even the toughest industrial degreasing jobs. With a versatile formula, Tough 90 is great for desoiling engines, machinery, all metals and concrete. It can also be used as a slip coat on beds, walls, and tailgates of asphalt trucks and equipment to prevent adhesion of asphalt. Tough 90 quickly cuts through tar, rubber burns, and adhesives, making it perfect for use in floor restoration/renovation projects.