Stanley Proto Tether-Ready J6012C-TT 3/8-inch Drive Ratcheting Head Micrometer Torque Wrench 20-100 FT-LBS 3/8-inch Drive Size .5 Ft-Lbs Increments Calibrated to +/- 3% Clockwise Direction and +/- 6% Counter Clockwise Direction at 20% to 100% of Full Scale Manufactured to Meet Standard Industrial Torque Applications, General Industry, Heavy Equipment, and Maintenance