Caring For Torque Wrenches and Torque Conversions Automotive,Blogs,Recreation & Leisure Caring for your wrench Torque wrenches are precision instruments and should be treated accordingly. Read the instructions for your torque wrench. If your torque wrench came in a carrying case, keep it in the case when you are not using it. Clicker torque wrenches should be stored with the adjuster set to minimum torque to avoid putting stress on the internal mechanism for prolonged periods of time. As mentioned earlier, torque wrenches should never be used as ratchets or breaker bars. Torque wrenches should only be used for the final tightening of fasteners. Don’t exceed the capacity of a torque wrench. For example, if needed to tighten a nut to 60 ft-lbs. of torque, I wouldn’t use a 3/8” drive wrench with its scale that only goes to 50 ft-lbs. I’d use my ½” drive wrench. Batteries should be removed from digital (electronic) torque wrenches when the wrench won’t be used for two...