Rectorseal 72851 8-Ounce Copper-Rich Antiseize And Lubricant Resists seizure for easy breakout on all metal connections including stainless steel from -65-Degree F (-54-Degree C) to 1800-Degree F (982-Degree C) Rich in micro sized pure copper flakes which literally -Inchplate-Inch the surface Exceeds military specification MIL-A-907E Highly conductive ideal for electrical connections of all types Protects against galling, heat-freeze, rust and corrosion