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 Coupling nuts also known as a extension nut are long nuts used to connect pieces of threaded rod or other male fasteners. Zinc plated fasteners are the most common used plating. This ensures good rust-resisting qualities, appearance and low cost. | 
| Product properties | |
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| Brand | Fastbolt | 
| Category | Coupling | 
| Outside Diameter (mm) | 10.0 | 
| Length (mm) | 20.0 | 
| Grade | 4.8 | 
| Material | Mild Steel | 
| Series | Metric | 
| Thread Type | Standard | 
| Type | Coupling | 
| Surface Finish | Zinc Plated | 
| Thread Pitch (mm) | 1.5 | 
| Download | 
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