Gel formula provides "liquid-reliability" without drips, globs, mess or waste. For all nut and bolt applications 1/4 in to 3/4 in Eliminates need for stocking expensive lock nuts and lock washers. Locks and seals while preventing parts from looseningdue to vibration. Protects threads from corrosion. Removable with hand tools for easy disassembly. Mil-Spec (S-46163A) Type II, Grade N.