... than 80Dba under max.power;3. Set and control torque by adjusting the pressure on air register;4. Accuracy:±5%,repeatability: ±1 ... %;5. Optional digital air register, torque precision:3%, ± ;6. Compact planet design,small size,higher ... pc torque wrench,1pc reaction arm, 1 pc of air register,1 set operating instructions,1 piece of test report , ABS plastic ...