For recessed TX head screws with pilot, 3-component handles Power-Grip3 with hanging hole, 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, Blade from molybdenum-vanadium-Plus tempered steel