High quality wera screwdriver set for torx socket screws multi component kraftform plus handle for a high working speed and ergonomic screwdriving without blisters and calluses hard materials to ensure rapid hand repositioning without any danger of the skin sticking to the handle soft zones ensure high torque transfer with non roll feature to prevent any rolling away at the workplace with screw symbol and tip size identification markings on the handle to make it easier to find the right sc