Top Quality Drilling Of Wells - Symmetric Casing Systems with Ring Bit – TDS
Top Quality Drilling Of Wells - Symmetric Casing Systems with Ring Bit – TDS Detail:
Adavantage
1. the concentric design is more reliable and less torque than the eccentric.
2. large impact power to make high speed drilling.
3. straighter hole.
4. easy to follow the casing.
5. reverse rotation and withdraw the pilot bit to use it for next holes.
| 
 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 | |
| 114 | 101-103 | 125 | 93 | TDS79 | 60 | 
| 140 | 124-127 | 152 | 113 | TDS98 | 76 | 
| 146 | 127-132 | 154 | 115 | TDS98 | 76 | 
| 168 | 149-155 | 184 | 138 | TDS122 | 76,89 | 
| 178 | 159-165 | 194 | 148 | TDS122 | 76,89 | 
| 193 | 173-180 | 206 | 164 | TDS139 | 114 | 
| 219 | 199-206 | 234 | 185 | TDS139,TDS180 | 114 | 
| 244 | 224-231 | 273 | 219 | TDS180 | 
 114  | 
Order Guide: A+B+C+D+G
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With this motto in mind, we have turn out to be amongst probably the most technologically innovative, cost-efficient, and price-competitive manufacturers for Top Quality Drilling Of Wells - Symmetric Casing Systems with Ring Bit – TDS , The product will supply to all over the world, such as: Auckland, Venezuela, Chicago, Being the top solutions of our factory, our solutions series have been tested and won us experienced authority certifications. For additional parameters and item list details, please click the button to acquire additional nformation.
The goods we received and the sample sales staff display to us have the same quality, it is really a creditable manufacturer.
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