Draper Ratchet Torque Wrench, 3/8" Square Drive, 10 - 80Nm - 3004A/BKReversible ratchet head. The in lb and Nm scale is engraved on the barrel of the wrench. The micrometer type sleeve allows accurate preset torque values to be set. When torque is reached the wrench produces an Audible click and a release of tension. Marked range: 10 80Nm and 88. 5 708in lb. Clockwise right hand thread torque application only. Supplied in blow mould storage case. Supplied with calibration certificate Key Features Precision Engineering: