Torque range = 1.2 → 3Nm Type = Presettable Drive type = Hex Actuator size = 1/4 inch ESD protected = Yes Total length = 155 mm Accuracy = ±6%. Adjustable pre-set torque screwdrivers Wera Kraftform 7400 Series. Wera's adjustable pre-set torque screwdrivers 7400 Series are designed for controlled torque tightening to ensure the safety of the screw connection. The torque can be easily adjusted to the desired scale value without the need for special tools. Provides +/- 6% measurement accuracy in accordance with EN ISO 6789. Wera torque tools provide unlimited torque to loosen tight bolts. Ergonomic Kraftform grip with hard and soft zones to adapt to the shape of the hand for ultimate comfort and fast torque transmission. The multi-component Kraftform handle adapts its shape to the hand and thus reduces the load when screwing.