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| 名称: | Eccentric Overburden Drilling Equipment |
|---|---|
| Spare Parts One: | Casing Tube/Drill Pipe/Guide Sleeve/DTH Hammer |
| Spare Parts Two: | Casing Shoe/Guide Device/Reamer/Pilot Bit |
| Out Dia of Casing Tube: | 108mm-325mm |
| Inner Dia of Casing Tube: | 93mm-309mm |
| Reamer Dia: | 118mm-378mm |
| Hammer Type: | DHD/QL/SD/NUMA |
| Dia of Drill Pipe: | 76mm-114mm |
| Application: | Water well drilling/Short mircopiles/dam and harbour project |
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