The Wera Series 7441 Kraftform Torque Screwdriver with Rapidaptor Chuck 1.2-3Nm allows for the simple adjustment of the required torque value without any special tools while the Rapidaptor quick-release technology allows for rapid bit change. Many screws - particularly in assembly and maintenance applications - have to be tightened with controlled torque to ensure the dependability of the screw connection andor to avoid damage to the screw or work piece. Weras adjustable torque screwdrivers are the ideal tool for this. They feature a torque range of 0.1 Nm to 3.0Nm, measurement accuracy of 6 and Rapidaptor technology for rapid bit change. Weras adjustable torque screwdrivers allow variable torque settings with maximum precision and ensure that the user gets the very best results in the familiar Wera design with superior ergonomics. Simple setting of the required torque by hand. Measurement accuracy is 6 in accordance with the standard DIN EN ISO 6789. Distinctly audible and noticeable excess-load signal when the pre-set torque is reached. Rapidaptor technology makes the tool adaptable since bits and sockets can be exchanged rapidly.