100% Original Factory Reverse Circulation Drilling Hammer Bit - Eccentric Overburden Drilling System – TDS
100% Original Factory Reverse Circulation Drilling Hammer Bit - Eccentric Overburden Drilling System – TDS Detail:
- Application Range
It is suitable for drilling water wells,geothermal wells, short mircopiles medium mini-type grouting hole of building, dam and harbour project.
- Design Principles
Make the casing follow easy and the equipment and operation simple
- Outstanding Advantages
Simple structure,simple operation,reliable quality,retrievable drilling tools,long service life.
- Specifications
| A | B | C | D | E | F |
| Outer Dia. of Casing Tube | Inner Dia. of Casing Tube | Reamed Dia. | Min. Inner Dia.of Casing Shoe | Hammer Type | Drill Pipes |
| mm | mm | mm | mm | mm | |
| 108 | 93-99 | 118 | 86 | TDS79 | 76 |
| 114 | 101-103 | 127 | 91 | R56,T38,TDS79 | 76 |
| 127 | 114-116 | 136 | 101 | TDS79 | 76 |
| 140 | 124-127 | 152 | 117 | TDS98 | 76 |
| 146 | 127-132 | 154 | 117 | TDS98 | 76 |
| 168 | 149-155 | 184 | 140 | TDS122 | 76,89 |
| 178 | 159-165 | 194 | 150 | TDS122 | 76,89 |
| 193 | 173-180 | 206 | 166 | TDS139 | 89,114 |
| 219 | 199-206 | 234 | 193 | TDS139,TDS180 | 89,114 |
| 245 | 224-231 | 260 | 210 | TDS180,TDS220 | 114 |
| 273 | 251-257 | 300 | 241 | TDS180 |
114,127 |
- Usage:
1. In not stable rock formation, the casing is necessary to follow.
2. Usually in water well drilling, for large hole boring.
3. Drilling depth is better less than 40 metres to control the hole well.
4. Match to 6″ hammer and 194mm casing tube.
5. Air pressure is 20 Bar and air volumn is 500 cfm.
6. The tools is fetched out to use in the next holes.
Product detail pictures:
Related Product Guide:
Fast and very good quotations, informed advisers to help you choose the correct merchandise that suits all your preferences, a short creation time, responsible excellent command and different companies for paying and shipping affairs for 100% Original Factory Reverse Circulation Drilling Hammer Bit - Eccentric Overburden Drilling System – TDS , The product will supply to all over the world, such as: South Korea, New Delhi, Croatia, If any product meed your demand, please feel free to contact us. We're sure your any inquiry or requirement will get prompt attention, high-quality products, preferential prices and cheap freight. Sincerely welcome friends all over the world to call or come to visit, to discuss cooperation for a better future!
By Fiona from Venezuela - 2018.09.23 18:44
The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
By Nicole from Mecca - 2017.09.30 16:36
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