Killark LUBT-2 - Used to prevent galling of pipe threads when threaded into a coupling, junction box, etc. - Insure a quick release of undamaged male and female threads when parts are disassembled - High-quality lubricant to be used in temperatures ranging from -40° to +500°F. - Recommended to be used on hazardous location lighting fixtures. Two special blends of lubricants have developed by Killark for use with threaded joints. This lubricant is to prevent falling of pipe threads and can withstand temperatures ranging from -40 degrees to plus 500 degrees F. Application: Used to prevent galling of pipe threads when threaded into a coupling, junction box, etc. The thread lubricant ensures a quick release of undamaged male and female threads when parts are disassembled.