| Brand | Armstrong |
|---|---|
| Type | multi wrench |
| Action | Non-Ratcheting |
| System of Measurement | Standard (SAE) |
| Number of Pieces | 1 |
| Features | hex and square |
Check the listing for details. RARE TOOL Illinois Engineering Co by Armstrong multi wrench. Condition: Used. Listed at 60.00 USD. Square nut openings are 7/16, 5/16, and 3/8. We can't find another one like it. Very old, very good condition.