| Application | Piling Foundation |
| Project location | Sichuan provide,China |
| Hole Outer diameter | 381mm(15") |
| Hole depth | 20m |
| Drill rig model | Rotary drill rig |
| Work pressure | 20Bar |
| DTH hammer model | TH12 DTH hamnmer |
| DTH bit model | DHD112-381mm bit,Concave,Spherial |
| Pictures |
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