Europe style for Tri Cone Bits - Tricone roller bit IADC637 4 3/4″ (120mm) for hard rock drilling – FAR EASTERN
Europe style for Tri Cone Bits - Tricone roller bit IADC637 4 3/4″ (120mm) for hard rock drilling – FAR EASTERN Detail:
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Product Description

Wholesale API TCI tricone roller cone drill bits with discounted price in the stock from China supplier for well drilling
Bit Description:
IADC: 637 – TCI journal sealed bearing bit with gauge protection for medium hard formations with high compressive strength.
Compressive Strength:
100 – 150 MPA
14,500 – 23,000 PSI
Ground Description:
Hard,well-compacted rocks such as:hard silica limestones,quarzite streaks,pyrite ores,hematite ores,magnetite ores,chromium ores,phosphorite ores and granites.
We can offer TCI bits in avariety of sizes (from 3 3/8″ to 26″) and all most of IADC codes.
4 3/4 inches 3 cone bits are always used in shallow water well drilling , geothermal well drilling and grouting hole drilling, sealed / closed bearing extends the working life, tungsten carbide inserts gauge protection on heel of cones protects cone body from being wore.
Drillers use it a lot in water well drilling field in African mountain areas, 3 inches plastic pipes are always installed after 4 3/4″ diameter hole drilled.

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Product Specification
| Basical Specification | |
| Size of Rock Bit | 4 3/4 inches |
| 120.6 mm | |
| Bit Type | TCI Tricone Bit |
| Thread Connection | 2 3/8 API REG PIN |
| IADC Code | IADC 637G |
| 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 | Central Jet Hole |
| Operating Parameters | |
| WOB (Weight On Bit) | 13,482-32,357 lbs |
| 60-144KN | |
| RPM(r/min) | 40~180 |
| 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. |
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Far Eastern are factory specializes in drill bits,such as tricone bits, PDC bits, HDD hole opener,Foundation roller cutters for water well, oil field, gas well,mining, construction, geothermal, directional boring, and underground foundation work all over the world. Our mission is lowest the cost of drilling-per-meter. Far Easter Drilling’s quality will help you to achieve more.



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Control the standard by the details, show the power by quality. Our organization has strived to establish a highly efficient and stable employees team and explored an effective high-quality command method for Europe style for Tri Cone Bits - Tricone roller bit IADC637 4 3/4″ (120mm) for hard rock drilling – FAR EASTERN , The product will supply to all over the world, such as: Brazil, Japan, Anguilla, Our company sticks to the principle of high quality, reasonable price and timely delivery. We sincerely hope to establish good cooperative relationships with our new and old business partners from all parts of the world. We hope to work with you and serve you with our excellent goods and services. Welcome to join us!

High production efficiency and good product quality, fast delivery and completed after-sale protection, a right choice, a nice choice.





