The basics WAHL Oil is the standard in the clipper cutting industry.  The benefits It's made with special lubricants that coat the blade with a very thin film of corrosion protection. The uses Apply the 5 step oiling method to your clippers blades (or three step for your trimmer blades) after each cut to prolong blade life.  The bottom line Extend the life of your blades and clippers with Wahl Clipper Oil.