High pressure nozzleFEATURES No more grease leakage & mess Precisely delivers lubricant to the joint, bearing using high pressure or where its needed, two finger locking three hardened spring steel jaws & quality sealing gasket they will do the rest of the work for you. holds tight & doesn't pop off clean hands Upgrade your grease gun & lubricate hard to reach places Designed to work with both pneumatic & electric grease guns, lubrication of inconvenient places without