Add Yahoo as a preferred source to see more of our stories on Google. Torque calibration machine Over the course of this year I've spent some time exploring the subject of torque and torque wrenches.

Thread the nut onto the bolt, hit it with 37 “ugga-duggas” and it’s all done, right? *insert buzzer here* Whoops! That’s a fail, and now you have a broken bolt. If you have been turning wrenches for a ...