The Wera Series 7400 Kraftform Adjustable Torque Screwdriver allows variable torque settings (0.05Nm increments) with maximum precision. The multi component Kraftform handle has hard and soft zones, ensuring fast working speeds whilst protecting the palm of the hand. Its accuracy meets the requirements of ISO 6789 (±6% for tools up to 10 Nm). The screwdriver allows simple setting of the required torque without needing any special tools and it has an easy to read scale value. Rapidaptor technology ensures easy and rapid bit change. The screwdriver has unlimited torque for loosening seized screws.