LoctiteŽ Threadlocker Blue Locks threaded fasteners against vibration loosening Ideal for nut and bolt applications 1/4" to 3/4" (6mm to 20mm) Prevents threads from rusting and leaking Removable with hand tools for easy disassembly Temperature range: -65 degrees to 300 degrees Fahrenheit (-54 degrees to 149 degrees Celsius) Suggested Uses Use to secure metal to metal nuts and bolts on lawn furniture and lawn mowers