What type of tool would be used to tighten a nut or bolt with an exact amount of twisting force?
a. Torque wrench
b. Torx wrench
c. Open-end wrench
d. Box-end wrench
To tighten a nut or bolt with an exact amount of twisting force, you must you torque wrench. By using this tool, you can apply a specific torque to a fastener. The tool was invented by Conrad Bahr in 1918 in New York.