A highly refined blend of aluminum, copper and graphite lubricants. Use during assembly to prevent galling, corrosion and seizing and to assure easier disassembly. Temperature range: -60?F to 1600?F. Salt, corrosion and moisture resistant - ideal for marine use. Non-aerosol version meets Mil Spec #907E. Level 3. Suggested Applications: For easy removal of spark plugs, cylinder head and exhaust head bolts.