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A torque wrench controls fastener tightening

The tool signals when rotational force reaches its setting.

Output

A fastener tightened near the specified torque

Input

A compatible fastener tightened with a correctly set and calibrated torque wrench

Input

A compatible fastener tightened with a correctly set and calibrated torque wrench

A fastener tightened near the specified torque

Relationship

Apply smooth force at the handle until the tool indicates its preset torque. Stop at the signal rather than adding an extra pull.

www.nist.gov: A torque wrench controls fastener tighteningwww.nist.govUS-PUBLIC-DOMAIN