Stahlwille 730 N, for clockwise and anticlockwise tightening. Can easily be heard and felt when it triggers; accuracy ±3% according to DIN/ISO 6789, with factory test certificate. Rugged construction, quick setting of torque with QuickSelect; pulling out and turning the setting button sets the torque and then locks it in. The measuring element is only under load when tightening, no need for manual reset to zero. Adapter tools NOT included.