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Model | Anti-limit rally | Tickness | Spiral direction | pitch | Screw whole diameter |
(KN) | (mm) | (mm) | |||
YD22 | 170 | 22/5 | Left | 10 | 38 |
YD25N | 150 | 25/4 | Left | 10 | 42 |
YD25S | 180 | 25/5 | Left | 10 | 42 |
YD28 | 250 | 28/5 | Left | 10 | 45 |
YD32 | 320 | 32/6 | Left | 10 | 50 |
Pre-stress slip casting anchoring bolt with expansion case