This degreaser is specially formulated to rapidly remove grease, oil, and debris from all firearm actions, barrels, and slides without damaging the surfaces of firearm plastics, polymers, and metals. Its quick-drying formula won't leave deposits behind.. Use in conjunction with the other Tipton's Best 1-2-3 cleaning products; Best Gun Degreaser and Best Gun Oil. Tipton Best cleaning products make professional firearms cleaning easy. It's not clean until it's Tipton clean.