Draper-Expert-83317-1-2-Sq-Dr-Push-Through-Torque-Wrench-Range-of-50-225NM-Draper-Expert-83317-Expert-Quality-double-sided-push-through-1-2-square-drive-head-allows-the-user-to-operate-the-wrench-on-both-clockwise-&-anti-clockwise-threads-For-clockwise-&-anticlockwise-threads-easy-adjustment-knob-allows-simple-setting-of-the-micrometer-type-mechanism-Each-torque-wrench-is-individually-tested-&-calibrated-to-the-DIN-ISO-6789-standard-&-Supplied-with-a-calibration-cert