Where does “Allen screw” come from?
Allen screw (English) comes from English Allen — Short for Allen wrench.
Allen screw (English): A screw whose head has a hexagonal socket
Definitions
- A screw whose head has a hexagonal socket
Ancestry of “Allen screw”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | Allen | Short for Allen wrench |