Wera torque tools offer torque-controlled screw tightening to prevent damage to the screw or workpiece and ensure the safety of the screw connection. Labor-intensive drilling out of the screw and unproductive downtime are a thing of the past. All Wera torque tools are supplied with a calibration certificate. Wera's adjustable torque screwdrivers allow variable torque adjustment with maximum accuracy. The user receives the best processing quality in the well-known Wera design with Kraftform ergonomics. Safe protection against electrostatic energy and associated damage.