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| Customization: | Available |
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| Material: | Carbon Steel |
| Type: | Hexagon Head |
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Material: |
Carbon steel etc. |
Size: |
Different size available |
Tensile strength: |
Grade 4.8, 6.8, 8.8,10.9,12.9 |
Standard: |
ISO,GB,DIN,JIS,ANSI,BS and non-standard |
Surface treatment: |
Pain,Zinc Plated,Black,Hot Dip Galvanized,Etc. |