Functional Fluid, Lubricant, Grease (including Additives)

Permatex Blue Surface Insensitive Threadlocker is OEM specified. It is an all-purpose threadlocker ideal for nut and bolt applications 1/4\" to 3/4\" (6mm to 20mm). The advanced surface insensitive formula cures without an activator on all metals including inactive surfaces (stainless, aluminum, platinum) and fasteners with a slight oil film. Prevents vibration loosening. Oil resistant. Removable with hand tools for easy disassembly. Protects threads from corrosion. NOT FOR USE ON PLASTIC PARTS.