Customization: | Available |
---|---|
Material: | Carbon Steel |
Type: | Round Head |
Still deciding? Get samples of $ !
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Product Name | Hot dip galvanized, double head segment bolts, tunnel arc shield screws |
Grade | 5.8, 6.8, 8.8 |
Material | 45#, 40Cr, 316 |
Finish | Hot Dip Galvanized, Black, Dacromet,ect. |
Application | Tunnelling construction, subway, metro, |