| Brand | Unbranded |
|---|---|
| Type | Brain Teaser |
| Shape | Irregular |
| Material | steel |
| Country of Origin | United States |
Check the listing for details. Bolt And Nut Puzzle New. Condition: New, Made in United States. Listed at 8.99 USD. This is a nut and bolt puzzle which is new. Simply unscrew nut by hand and remove washer.