| Material: | Alloy Steel |
|---|---|
| Head Style: | Hexagonal |
| Standard: | DIN |
| Grade: | 4.8/ 8.8/ 10.9/ 12.9 Ect |
| Delivery Time: | 10-15days |
| Measurement System: | Inch, Metric |
| Samples: |
ISO standard
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| Customization: |
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