Wera torque screwdriver. Variable torque setting option with highest precision. Simple adjustment of the required torque value without any special tools. Easy-to-read scale value; audible click signal. Rapidaptor quick-release technology for rapid bit change. Unlimited torque to loosen seized screws. Multi-component Kraftform handle with hard and soft zones for high working speeds, whilst being easy on the hand. Suitable for bits with 1/4″ hexagon head drive.