The Beta Tools Mechanical Torque Wrench with Digital Readout, No. 665, is designed to provide smooth movements and offers a +/- 3 percent precision. The click mechanism results in effortless movement and enhanced accuracy, while the digital reading provides a clear and straightforward display. The torque wrench has a three-point calibration for correcting non-linear spring behavior. Correction can be achieved without dismantling the wrench. The tool also offers a quick, efficient torque adjustment.