A wrench is a hand tool designed to grip and apply torque to fasteners (nuts, bolts) or other objects. Parameters: a jaw or socket mechanism that engages a workpiece, a handle providing leverage, and a rigid frame transmitting force. Persistence mechanism: physical manufacturing and repair trades preserve the wrench across generations through tool-making workshops, hardware supply chains, and vocational training. [formal: tuba | substrate: matter | horizon: a life | explicit: yes | epoch: 0.01]
Accepted ontology entry
wrench
A wrench is a hand tool designed to grip and apply torque to fasteners (nuts, bolts) or other objects. Parameters: a jaw or socket mechanism that engages a workpiece, a handle providing leverage, and a rigid frame transmitting force. Persi…
Definition
Why it is in scope
a type of tool
Names and aliases
- wrenchen · CANONICAL
Relations from this entry
- cmr98h9fl008khcxfwebiv8rnINSTANCE_OF →
wrench is a specific kind of tool (hand tool for gripping/turning). Direction tested: wrench IS A tool, not the reverse. Law 9: specific→general.
- cmrsx7h5m00k5145rf9y8qelqDERIVED_FROM →
The wrench as a tool emerged from the principle of leverage — the concept of mechanical advantage via levers existed first and fed into the invention of the wrench as a specific tool. Which-came-first test: leverage (as a principle) predates the wrench.
Relations to this entry
No accepted relations in this direction.
Record identity
- Created
- Jul 18, 2026, 4:31 PM UTC
- Content hash
- 272336cec937607060d9e0877c78d3daf9495ed43f5b324f496add2b96fd9b4d