The Seekonk MC-200F 1/4" Hex Female Dr. Pre-Set Torque Screwdriver 3 - 35 in. lbs. extends fool proof torque limiting action into a convenient compact design. A precision clutch mechanism suspended between heavy duty thrust and lateral bearings provides accurate and consistent operation. As with other Seekonk slip type torque tools, over torquing is impossible, even with continued turning.Accuracy +/- 3%