Changsha Sollroc Engineering Equipments Co., ltd
Sollroc , with more 10 years of experience ,is one of the professional manufacturer and supplier of high performance rock drilling tools like: DTH hammers and bits, RC hammers and bits, DTH drill rods
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| Tube enfermant OD (millimètres) | Identification enfermante de tube (millimètres) | Diamètre alésé (millimètres) | Identification de sabot de cuvelage (millimètres) | Diamètre de peu de Polit (millimètres) | Type de marteau |
| 108 | 93-99 | 118 | 86 | 77 | DHD3.5/QL30 |
| 114 | 102-104 | 127 | 91 | 82 | DHD3.5/QL30 |
| 127 | 115-117 | 136 | 101 | 92 | DHD3.5/QL30 |
| 140 | 124-128 | 152 | 117 | 105 | DHD340/SD4/QL40/M40 |
| 146 | 130-134 | 154 | 117 | 105 | DHD340/SD4/QL40/M40 |
| 168 | 148-156 | 185 | 140 | 125 | DHD350/SD5/QL50/M50 |
| 178 | 158-166 | 195 | 150 | 140 | DHD350/SD5/QL50/M50 |
| 183 | 163-171 | 193 | 154 | 144 | DHD350/SD5/QL50/M50 |
| 194 | 174-182 | 211 | 166 | 150 | DHD360/SD6/QL60/M60 |
| 219 | 199-207 | 237 | 193 | 165 | DHD360/SD6/QL60/M60 |
| 245 | 225-233 | 260 | 210 | 190 | DHD380/SD8/QL80/M80 |
| 273 | 253-257 | 308 | 241 | 220 | DHD380/SD8/QL80/M80 |
| 325 | 305-309 | 348 | 281 | 205 | SD10/NUMA100 |
| 406 | 382-388 | 440 | 364 | 340 |