High-quality hex keys made of stainless steel for internal hex screws from Wera. Stainless steel prevents the transfer of foreign rust. The Hex-Plus profile provides larger contact surfaces in the screw head, minimizing the notching effect and nearly eliminating the destruction of the screw head. With a hex ball end on the long arm: The spherical drive profiles allow for deflection or pivoting of the tool axis relative to the screw axis, enabling "corner" screwing. From size 3.0 onwards, with a holding function for internal hex screws on the long arm. "Take it easy" tool finder with color coding by size. In a nearly wear-free hex key clip.