Over time, as iron, steel, and other ferrous metals are exposed to oxygen and moisture they can undergo oxidation, a chemical reaction that eats away at the metal and rust your tools. Left long enough ...

Using WD-40 to maintain your power tools prolongs their life and keeps them ready for service when needed. Since professionals use and clean their power tools regularly, keeping them rust-free is easy ...

WD-40, a common lubricant found in many homes, is also an effective cleaner. It is handy for removing stickers and sticky residue, stubborn stains, scuff marks, and crayon drawings from walls. WD-40 ...