0-300 in/lb.

It comes with a calibration compliance certificate that certifies the wrench to MIL STD 45662A and ANSI/NCSL Z540-1-1994 with accuracy traceable to the National Institute of Standards and Technology. It’s accurate to ±1% from 20% to 100% of its capacity in either direction.  One percent calculates to plus or minus 0.25 ft/lbs. at its maximum …