From Wahl Professionals commercial grade line of products the Adjustable T Shaped Trimmer Blade is intended for professional barber use only and is designed to deliver the sharp performance that experts demand. This blade is designed to fit Wahl Professionals Detailer 5 Star Series Hero Razor Edger and G Whiz Trimmers and Sterling Definitions Trimmers. The standard replacement blade to trim around the face ears and neckline with ease adjustable to a zero-overlap for a precision close cut. Package contains (1) Adjustable T Shaped Trimmer Blade includes blade oil screws and instructions. Blades made in the U.S.A. Leo J. Wahl invented the first hand-held electric clipper back in 1919. He believed in necessary reasonably priced products that enhanced the lives of everyone who used them. Today all Wahl products embrace the principles of our founder. We offer reliable value-priced devices and solutions that protect skin and hair while performing on all skin and hair types. PLEASE NOTE: Due to continuous improvement the product appearance may slightly vary from the product images on this listing. Wahl Professional Products purchased from this authorized dealer feature a manufacturers warranty which is not available from unauthorized dealers. For sale and use in the U.S.A. only