CRC Eco Penetrating Oil The CRC eco pen oil is a fast acting penetrating oil designed to make the job of disassembling your fasteners easier. The Aerosol oil has an attached extension stray helping you reach parts in awkward spaces. The 360° spray valve means that you can use the spray at any angle including upside down. Features and Benefits • No silicones present • 360° spray valve • Works quickly • Disperses rust and scale • Penetrates through oxides and soil Typical Applications Use the eco pen oil on your locks, hinges, rusted nuts and bolts, chains or your agricultural equipment including many other applications.