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| Diameter | Ø13 |
| Weight | 0.48kg/pcs |
| HRC | 44-48 |
| Under pressure | More than2700lbs |
| Fatigue test | 5,000,000 times without breaking |
| Surface paint | Natural or According to customer's request |
| Packing | Woven bags with Plywood or According to customer's request |
