Wera 05008751001 350 SK Kraftform Plus Phillips Screwdrivers are high quality Kraftform Plus Screwdrivers with a hexagonal blade for phillips screws.Wera 350 SK Kraftform Plus Phillips Screwdrivers are designed with hard gripping zones for high working speeds whereas soft zones ensure high torque transfer for fast and low-fatigue working. Wera 350 SK Kraftform Plus Phillips Screwdrivers also feature a hexagonal non-roll feature that prevents any rolling away at the workplace.