Torque wrench for repair and maintenance with scale. Basic tool with capacity for interchangeable inserts. Resolution of the scale: 20 Nm, Model: DSG-4 S, Input Drive: DSG-4, Length: 860 mm, Working range: 140 - 440 Nm Weight: 4300 g, catalogue part no.: DSG-4 S By using special-sockets or special tools a corrected setting must be calculated for the used torque wrench.