If your planning an engine rebuild or just a little maintenance on your diesel engine it's smart to have the right tools. Clean off gasket residue like a hot knife through butter without causing marring with Mr. Gasket's Non-Marring Scraper. Using plastic double-edge blades as well as single-edge razor blades that attach to your scraper, you have the perfect way of removing stubborn gunk, labels, or decals from any surface type including metal and glass.