Spray-on AeroKroil® Penetrating Oil to loosen “frozen” metal parts Stubborn rusted hardware is no match for AeroKroil Penetrating Oil! It’s the best way to “unfreeze” stubborn rusted hardware and fasteners.
- Quickly loosens rusted nuts and bolts
- Frees frozen shafts, pulleys, etc.
- Dissolves rust, lubricates, cleans and prevents future rust
