Anti-corrosive and anti-seize lubricant. Inhibits electrolytic corrosion between dissimilar metals; eliminates the seizing and galling of metals; a lubricant that will not break down in salt water or detergents. Use on masts, winches, bolts, screws, rivets, etc. The 1/4 and 1 oz. come in an easy to apply syringe; the 16 oz. in a tub.