Wholesale API rotary roller tricone drill bit with conical inserts in the stock from China factory. Bit Description: IADC: 617 - TCI journal sealed bearing bit with gauge protection for medium hard formations with high compressive strength.. Compressive Strength: 85 - 100 MPA 12,000 - 14,500 PSI Ground Description: Medium hard and abrasive rocks such as sandstones with streaks of quartz, hard limestone or chert, hematite ores, hard, well-compacted abrasive rock such as: sandstones with quartz binder, dolomites, quartzite shales, magma and metamorphic coarse grained rocks. We can offer tricone rock bits in avariety of sizes (from 3 3/8" to 26") and all most of IADC codes.
Far eastern drilling is one of the leading suppliers of drilling rock bits for oil, gas, water well drilling, construction, foundation, geological exploration located in China. Far Eastern has confidence to supply world-wide market with sharp quality tricone drill rock bits, the tricone bits, PDC bits, reamers, foundation roller cones has been working in more than 35 countries in the past 10 years. Product quality, optimized solution and warm service have been our superiorities. Quality of products is the life-line of Far Eastern and that’s the reason we perfect the quality control system continuously. All of the production processes are ruled by API Spec 7 and ISO9001. Better solution is our working feature, we will provide the suitable solution according to drilling fields(vertical well drilling or horizontal well drilling, oil well drilling or No-Dig drilling or foundation piling), hardness of rocks, types of drill rigs, etc.| Basical Specification | |
| Size of Rock Bit | 12 1/4" |
| 311.1mm | |
| Bit Type | TCI Tricone Bit |
| Thread Connection | 6 5/8 API REG PIN |
| IADC Code | IADC 617G |
| Bearing Type | Journal Sealed Bearing with Gauge Protection |
| Bearing Seal | Elastomer or Rubber/ Metal |
| Heel Protection | Available |
| Shirttail Protection | Available |
| Circulation Type | Mud Circulation |
| Drilling Condition | Rotary drilling,high temp drilling,deep drilling,motor drilling |
| Nozzles | 3 |
| Operating Parameters | |
| WOB (Weight On Bit) | 31,458-76,847 lbs |
| 140-342KN | |
| RPM(r/min) | 50~90 |
| Formation | Medium formation with low compressive strength,such as medium,soft shale,medium soft limestone,medium soft limestone,medium soft sandstone, medium formation with harder and abrasive interbeds,etc. |
