Permatex's Medium Strength Threadlocker Gel provides liquid reliability without drips, globs, mess or waste.Ideal for all nut and bolt applications 1/4" to 3/4" (6mm to 20mm), this OEM-specified gel formula eliminates the need for stocking expensive lock nuts and lock washers.Benefits:Locks and seals while preventing parts loosening due to vibrationProtects threads from corrosionRemovable with hand tools for easy disassemblyConforms to ASTM D 5363 AN0321 (Mil-S-46163A, Type II, Grade N)