Knockout 100 heavy-duty concrete remover corrosion Quickly and easily removes dust

Quickly and easily removes dust

or to fill fine scratches

Black streaks

including hydrocarbon resins

the answer is CorrosionX Heavy Duty

Knockout 100 heavy-duty concrete remover corrosion Quickly and easily removes dustTHE MOST POWERFUL CONCRETE REMOVER Knockout 100 is the most powerful technology developed for the removal of concrete from Ready Mix trucks and other concrete equipment. Although it is safe on most common materials such as iron, steel, plastic, rubber and vinyl, Knockout 100 quickly eats through thicker accumulations of dried concrete. Also effective for the removal of 'bleeding rust' from vehicles and painted equipment. Speed: fastest Removes: 1 4"