Assembled Product Length: N/A Assembled Product Height: N/A Assembled Product Width: N/A . Fast acting. Penetrates rust. Frees corroded nuts and bolts. BluTorch technology is a unique blend of solvents, metal working fluids, and surfactants that provide fast acting penetration. The capillary action penetrates into tight crevices, threads and seams to break the bonds that hold stuck parts together. Helps prevent rust and corrosion from re-forming and leaves behind a lubricating layer. Ideal for use on nuts, bolts, threads, locks, chains, and rusted things that are stuck and won't move. Safe to use on plastics, rubber and metal