200 - 1000 kgf.cn Metric Interchangeable Head Adjustable Torque Wrench with Limit Switch. Limit Switch counts the number of "Clicks" when connected to PLC or Tohnichi's CNA-4mk2 Count Checker Graduation: 10 kgf.cn - 12 3/16" OAL Torque value set with external scale and knob.