Good Quality Oil Tci Bit - Three cones bit IADC637 17 1/2 ” (444.5mm) – FAR EASTERN
Good Quality Oil Tci Bit - Three cones bit IADC637 17 1/2 ” (444.5mm) – FAR EASTERN Detail:
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Product Description

Wholesale API TCI rotary roller cones tricone drill bits with discounted price in the stock from China factory for hard formations.
TCI(tungsten carbide insert). these tricones are designed for soft to very hard formations depending on the style and quantity of the carbides on the drill bit…because of its versatility and performance, it’s still one of the main rock bits in use today. it is widely used for oil&gas, water well, geotechnical, environmental, geothermal,construction, exploration and mining drilling.
Welcome visit our factory , any need pls feel free to contact me. We can show our company’s video for your reference!
1.soft formations(417, 437, 517, 537)
features large chisel-shaped inserts to provide the highest penetration rate in the softest formations such as shales, clays, limestone and sands.
2.soft to medium formations(617, 637)
designed to drill effectively in formations such as hard limestone, dolomite, hard sands, and other formations with hard cherty.
3.medium to hard formations(737)
for extremely hard formations such as chert, granite, flint, and taconite. features short, closely spaced inserts to ensure maximum penetration rate and wear resistance.

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Product Specification
| Basical Specification | |
| Size of Rock Bit | 17 1/2 inches |
| 444.5mm | |
| Bit Type | TCI Tricone Bit |
| Thread Connection | 7 5/8 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 | 3 |
| Operating Parameters | |
| WOB (Weight On Bit) | 499,40-119,482 lbs |
| 222-533KN | |
| 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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We thinks what customers think, the urgency of urgency to act during the interests of a purchaser position of theory, allowing for much better good quality, lower processing costs, prices are extra reasonable, won the new and old buyers the support and affirmation for Good Quality Oil Tci Bit - Three cones bit IADC637 17 1/2 ” (444.5mm) – FAR EASTERN , The product will supply to all over the world, such as: New Zealand, Bhutan, Jordan, We have been in operation for more than 10 years. We are dedicated to quality products and consumer support. We currently own 27 product utility and design patents. We invite you to visit our company for a personalized tour and advanced business guidance.

It can be said that this is a excellent producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.





