1/2 inch drive:28-210 m. Perfect for professional or occasional use. Every bolt on modern vehicles has a torque setting, and the torque wrench is very important for accurately judging the tightness of the bolt. motion mechanism can provide accurate torque setting every time. Fully adjustable torque wrench with ratchet head, set to proper tension and load settings are applied to nuts and bolts. perfect for small vehicles/bicycles, etc. When the required torque setting is reached, the wrench will click and slightly release the tension. Only clockwise has torsion function, but counterclockwise has no torsion function, so it will not give an alarm. (Counter-clockwise rotation only serves as a ratchet wheel, but has no torsion function). Colour:Black Material:steel Package Contents: 1 x torque wrench 1 x box Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.