11 OZ SUPER LUBE® PENETRANT AEROSOL SUPER LUBE® SYNTHETIC PENETRANT IS A SUPER FAST-ACTING PENETRATING SYNTHETIC OIL THAT CUTS THROUGH RUST OR CORROSION. SYNCOPEN® PENETRATES HARD TO REACH AREAS TO ALLOW EASY REMOVAL OF RUSTED AND CORRODED SCREWS NUTS OR BOLTS. SYNCOPEN® PENETRATES LUBRICATES AND LEAVES A PROTECTIVE FILM TO HELP PREVENT FUTURE RUSTING OR CORROSION.