• Penetrate HD® frees stuck fan blades, blower shafts, pulleys, rusted nuts and bolts – any frozen, rusted, or seized metal part! New low surface tension formula penetrates into the smallest spaces and breaks and dissolves the bonds of rust and corrosion
• Lubricates and protects metals with a dielectric strength to 40,000 volts (Low VOC formula for California - 31,000 volts)