LM 40 Multi-Funktions-Spray. Properties. It lubricates, cleans, dissolves, protects and cares. It reliably lubricates rubbing surfaces. Thanks to a very high penetrating property, LM-40 penetrates in the most hard-to-reach places. It dissolves the rust layer on the bolts and screws within a very short time. It removes very hard oily and fatty spots separating them from the surface. It protects from rust and corrosion and ensures care after chrome surfaces. Application. This is a multi-purpose product. It is used in houses, service centers, industries, vehicles. For ball joints, locks, threaded joints, flaps, Bowden rods, auto antennas, etc. Apply the product on the surface.