The Wera 7400 Series 89mm Handle Torque Screwdriver Re-Calibration Set is a dedicated re-calibration kit designed to restore and maintain the accuracy of Wera Series 7400 torque screwdrivers fitted with an 89mm handle. Precision torque tools rely on consistent calibration to deliver accurate, repeatable results. Over time and through regular use, torque screwdrivers can drift from their factory settings, making a re-calibration kit an essential part of maintaining professional standards and ensuring work meets specified torque requirements. This kit is the correct, manufacturer-matched solution for Series 7400 torque screwdrivers with the 89mm handle size. Using the appropriate re-calibration set helps ensure compatibility and accuracy throughout the calibration process. Features and Benefits: • Manufacturer-matched re-calibration kit for Wera Series 7400 torque screwdrivers • Specific to the 89mm handle size for correct fitment and compatibility • Supports ongoing tool maintenance and accuracy in precision torque applications Contents: Re-Calibration Set Series 7400, 89mm handle