Multi Purpose Lubricant, 16 oz, Aerosol Can no checkout Tough brass hinge pin is Tough brass hinge pin is durable and allows both jaws to carry current Enclosed heavy duty spring assures a powerful bite on the work Insulation on top and bottom jaws provides extended spring life nuts and studs to prevent loosening due to vibration Permanently locks assemblies which must not come loose Product works on all metals Lubricating ingredients are widely dispersed and hold firmly to all moving parts Dissolves adhesives and excess bonding material Protects metal surfaces with corrosion resistant ingredients to shield against moisture and other corrosive elements Loosens rust to metal bonds and frees stuck