Wholesale of 10.9-second blackened hexagonal head connecting screws for steel structure high-strengt
Description
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| Surface treatment | blackening |
| brand | Xinyibao |
| product grade | A-level |
| Is it a cross-border export exclusive source of goods | No |
| Interior quantity | Contact Customer Service |
| Length grouping | 150~300 |
| Material | Q235 (carbon steel) |
| Usage | Fastener connection |
| Standard Number | DIN 7984 |
| strength grade | Level 4.8 |
| Applicable Industries | construction |
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