Definition

Noun: A torque wrench is a specialized hand tool used to apply a specific, precise amount of rotational force (torque) to a fastener, such as a nut or bolt. It is distinguished by having a built-in gauge or mechanism that indicates the amount of torque being applied, ensuring it is neither too loose nor too tight.

Usage

A torque wrench is used when exact tightness is critical, such as in automotive repair, bicycle maintenance, and industrial assembly. The user sets or follows a specified torque value, tightens the fastener, and the tool signals (via a click, beep, visual gauge, or digital readout) when the desired torque is reached.

Examples

• Noun:
  • The mechanic used a torque wrench to tighten the lug nuts to the manufacturer's specification.
  • For safety, always use a torque wrench when assembling the engine's cylinder head.
  • The digital torque wrench displayed the exact force applied.

Advanced Usage

• "to torque something to a specification": This phrase describes the action performed with a torque wrench.
  • The instructions require you to torque the bolts to 25 newton-meters.

Variants and Related Words

• Torque (n): A measure of rotational force, expressed in units like newton-meters (N·m) or foot-pounds (ft·lb).
• Wrench (n): A general hand tool for gripping and turning nuts, bolts, or pipes.
• Click-type torque wrench: A common style that emits an audible "click" when the set torque is reached.
• Beam-type torque wrench: A style that uses a pointer and a calibrated beam to indicate torque.
• Digital torque wrench: A style with an electronic display for reading the applied torque.

Synonyms

• Precision wrench: Emphasizes its role in applying a precise force.
• Setting wrench: (Less common) Highlights its ability to be set to a specific torque.

Related Phrases

• Apply torque: To use rotational force.
  • You must apply torque evenly to avoid stripping the bolt.
• Torque setting: The specific value of torque to be applied.
  • Check the manual for the correct torque setting.

Noun

1. a wrench that has a gauge that indicates the amount of torque being applied