Koch Chemie Scraper is a special blade for removing cover glue residues, tree sapand other stubborn and sticky contaminants. It is not difficult to use this product, but it is better to test it on a small area before using it and make sure that it does not harm the surface you want. For better results, you can use this product together with the Koch Chemie Op cleaner to make the glue removal process easier. The plastic blade of this product gives you peace of mind that the car’s paint will not be scratched and no scratches will remain on the surface.