When you need to apply a specific amount of torque, the Sturtevant Richmont 4 SDR 200 Nm MG Micrometer Adjustable Torque Wrench is your best bet. It can help prevent damage from over-tightening or under-tightening bolts and screws. The micrometer adjustable torque wrench has an accuracy of +/-4% CW and +/-6% CCW at 20 to 100% of full scale. With a primary scale range of 40 N-m to 200 N-m, this tool provides both fine and coarse adjustments in 1Nm increments. The torques range from 40 N-m to 200 N-m for this micrometer adjustable torque wrench. This alloy steel product measures 19 1/4 in. in length and 1 59/64 in. in width overall. The Sturtevant Richmont 4 SDR 200 Nm MG Micrometer Adjustable Torque Wrench will make tightening any bolt or screw quick and easy.