T4 Oil is more than just a proctector and lubricant. It is forulated to be the APEX in the oil market place. It cleans, lubricates, protects and restores knives, axes, bows, wood, metal, door hinges and the list goes on and on. Whether you are in a trade that requires the best, or you are looking for the best around the house lubricant, this IS YOUR OIL. All ingredients in this product are food grade and the highest quality. 2 fl. oz.