Features and Benefits:- 1/2" drive 25-250 ft/lb- Torque accuracy =/-3%- Factory calibration card included- Blow-molded storage case- Meets or exceeds ANSI/ASME B107.14M StandardsThe K-Tool XD 1/2" drive flexible head digital torque wrench is designed with a streamlined tear-drop to allow for easy access to tight areas. Fully programable easy to read backlit LCD display. Feel when the desired torque is reached by an audible and vibration.