Good quality Metal Sealed Tricone Bit - Tricone roller bit IADC637 4 3/4″ (120mm) for hard rock drilling – FAR EASTERN
Good quality Metal Sealed Tricone Bit - 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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Now we have highly developed devices. Our items are exported towards the USA, the UK and so on, enjoying a great popularity among the customers for Good quality Metal Sealed Tricone Bit - 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: French, kazan, Indonesia, They are sturdy modeling and promoting effectively all over the world. Never ever disappearing major functions within a quick time, it's a have to in your case of fantastic good quality. Guided by the principle of Prudence, Efficiency, Union and Innovation. the corporation. ake an excellent efforts to expand its international trade, raise its organization. rofit and raise its export scale. We've been confident that we've been going to have a bright prospect and to be distributed all over the world in the years to come.

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