Ergonomic handle design enables precise and fatigue-free working, Positive-fit joint of handle and blade for optimum transmission of force, Type of drive marked at end of the handle, Blade from GEDORE molybdenum-vanadium-Plus tempered steel, TORX PLUS® = reg. trademark of Acument Intellectual Properties, LLC. USA, TORQ-SET® is a registered trademark of Phillips Screw Company, USA, TX PLUS = reg. trademark of Acument Intellectual Properties, LLC. USA