Long-lasting lithium grease paste for reducing friction between load bearing moving metal surfaces and the combination of metal and plastic surfaces.LOCTITE LB 8042 is a white, smooth, multi-purpose, long-lasting lithium grease lubrication paste designed to reduce friction between load bearing moving metal surfaces and the combination of metal and plastic surfaces. It's suitable for open gears and chains, slide conveyors, guide rails, bearings, cams, pistons, machinery and tools and equipment. It is an excellent rust and corrosion inhibitor.