This heavy duty penetrant is designed to work fast. The non-conductive formula with moisture displacer, lubricates parts and never dries. Spray it on moving parts that have become stationary to loosen rust or corrosion, making it easy to separate the surfaces. Clinging foam penetrates fast to work immediately. Non-conducting up to 24,800 volts. AREAS OF USE: Lubricates: locks, hinges, moving parts, nuts and bolts. Use on and in: refrigeration equipment, automobiles and workshops. 15 oz can, 12 cans per case.