Wholesale TCI sealed tricone roller drill bits with API and ISO certificate in stock from China factory. Bit Description: IADC: 517 - TCI journal sealed bearing bit with gauge protection for soft to medium soft formations with low 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. Far Eastern Drilling can offer tricone drill bits in a variety of sizes (from 3 7/8” to 26”) and most of IADC Codes.
6 1/2"(165mm) API TCI Tricone Bits for Hard Rock Drilling We only specialize in rock drilling, especially in hard rock drilling, breaking the hard rocks by pressure and rotating tungsten carbide inserts tricone bits at high efficiency. Drillers always consider below factors: Working life of rock bits. Penetration rate of rock bits. Cost of drilling per meter/feet What you care about is what we care about, we provide products according to detailed drilling conditions. Our advanced production lines, international standards(API Spec 7) and adequate inventory supports the drilling projects or distribution of drilling tools professionally and perfectly. Our service fields: Oil & Gas,HDD & Construction,Exploration,Mining,Water Well,Geothermal,Foundation,Environmental...| Basical Specification | |
| Size of Rock Bit | 6 1/2inches |
| 165 mm | |
| Bit Type | TCI Tricone Bit |
| Thread Connection | 3 1/2 API REG PIN |
| IADC Code | IADC 517G |
| 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) | 13,032-35,277 lbs |
| 58-157KN | |
| RPM(r/min) | 140~60 |
| Formation | Soft to medium formation with low compressive strength, such as mudstone, gypsum, salt, soft limestone, etc. |
