National standard galvanized expansion screw extended explosive bolt M6M8M10M12M14M16 * 70x80x100mm
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| Surface treatment | Galvanized |
| brand | Huiyang |
| product grade | A-level |
| Standard Number | GB/T22795-2008 |
| Main downstream platforms | wish, Amazon, independent websites, AliExpress, LAZADA,ebay |
| Main sales regions | Southeast Asia, Europe, South America, North America |
| Material | Carbon steel |
| Usage | Expansion, tightening |
| strength grade | Level 4.8 |
| Applicable Industries | Construction industry, home decoration hardware, rail transit equipment manufacturing, communication equipment manufacturing, general equipment manufacturing, solar power generation, others, ventilation duct installation |
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