Loctite® 262 is a high strength threadlocker that helps you permanently anchor studs, cylindrical parts, bearings and bushings. Replace shaft locking devices such as keyways and splines. Provides greater break-loose torque than Class 5 Interference fits. Seals against leakage and corrosion; unaffected by liquid fuels, lubricants and most chemicals. Temp. range: -65º to 300ºF (-54º to 149ºC). We recommend this loctite for high tensile and vibration such as such as Bali song and automatic knife, and guns screws. This is extreme duty Loctite®. We recommendLoctite® 7649 to clean and prep your screws and parts before assembly.