The Grease Joint Rejuvenator® cleans the joint by forcing any light oil in through the fitting. Like magic, all of a sudden you feel the joint open and the joint or pin can now be greased. • Professional Model Grease Joint Rejuvenator® (#7862-AS) • Pocket Model Grease Joint Rejuvenator® (#7864-AS) • 5″ Flex Hose (#7884-7) • Extra Coupler (#GFC00001) • Blow-Molded Case (#7862K-1).