INDUSTRIAL MICROMETER TORQUE WRENCH WITH REVERSIBLE RATCHET 1/4", 3/8", 1/2", 3/4", 1"In accordance with ISO 6789 Release accuracy tolerance 3% of scale value The reversible with square drive and integrated lever change reversibleratchet function for controlled clockwise tightening Release signal when the value is reached High quality steel tube, chrome plated surface with scales Bi color aluminum handle Packing: BMC with color sleeve STOCK NO. SIZE TORQUE RANGE QTY. CARTON 19660 " 1 6 Nm 8. 9 53. 1 in. lbs. 0 6 19663 3 8" 10 60 Nm 88.