hook wrench
- noun
- /hʊk wɛnʧ/
- Specialized
- The mechanic used a hook wrench to loosen the stubborn nut.
Examples
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He used a hook wrench to tighten the bolt.
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This toolbox contains a variety of tools, including a hook wrench for special fasteners.
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A hook wrench is useful for turning round nuts with no flat sides.
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The hook wrench is essential for this repair.
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The mechanic used a hook wrench to loosen the stubborn nut.
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A hook wrench is useful for turning round nuts with no flat sides.
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This toolbox contains a variety of tools, including a hook wrench for special fasteners.
Synonyms
A hand tool with a shaped opening that grips and turns nuts and bolts
A tool used to turn nuts and bolts
A tool with a hooked end that turns round nuts with notches
How Specialized
Surface Forms
Morphology
The noun combines 'hook' (a curved implement) with 'wrench' (a tool for turning), so the overall meaning — a wrench with a hook-shaped end — is directly inferable from the constituents. This is a regular, compositional English compound noun pattern (and mirrors similar compounds in other languages), so a B1 learner who knows the parts would readily understand it.
Etymology
Hook wrench comes from the tool's shape: a wrench with a hook at the end that grabs the edge of a round nut. So, a hook wrench is used 'to turn' round nuts or bolts that have no flat sides.