A special wrench that measures the exact amount of torque being applied to tighten a nut or bolt
A wrench containing an adjustable mechanism for measuring and controlling the amount of torque or turning force to be exerted - often used in tightening nuts and bolts
A manual wrench which incorporates a gauge or other method to indicate the amount of torque transferred to the nut or bolt
A special wrench with a built-in indicator that shows you how much force you're applying to a bolt A torque wrench should always be used when doing any type of major engine work, when tightening fasteners on the brake system or suspension, when tightening wheel lug nuts or when you don't want to risk breaking a bolt