Loctite 277 High-Strength Thread Locker Locks large fasteners up to 1-1/2 inches (36 mm). Protects threads from rust and corrosion. Removable with heat and hand tools. Red color. Torque, break/prevail: 275/275. Temperature range of -65°F to 300°F. Cure speed (steel at 25°C): 30 minutes for...