Wahls blade oil is specially designed for all Wahl electric hair clippers trimmers blades works well with other brands blades. Prevents rust from forming helps extend the life of the clipper blades can also reduce the likelihood of blades becoming dull. Simply place 2 or 3 small drops of oil between the blades every few haircuts to maintain optimal blade lubrication lubricated blades also can reduce friction and heat caused by unlubricated blades. Wahl clippers and trimmers have been used by professionals in the salon barber industry since 1919. With self-sharpening precision blades Wahl clippers shavers trimmers deliver a smooth shave. Makes great personal gifts for the men in your life Dads husbands and boyfriends will love this top-rated precise clipper for any occasion