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Inserted teeth bit, for soft formation use,metal sealed roller bearing, good gauge protection, Low WOB
| Place of Origin | Hebei China (Mainland) | Model Number | wx-437 |
|---|---|---|---|
| Type | Drill Bit | Machine Type | Drilling Equipment |
| Certification | API | Material | Tungsten Carbide |
| Processing Type | Forging | Use | Well Drilling |
| Main cutting tooth diameter | 19mm | Stable drilling hours | 80hours |
| Recommended rotary speed | 240~70rpm | WOB | 0.35~0.9KN/mm |
| Bit type | TCI bit | Sealing type | Metal sealing |
| Bearing type | Roller bearing | Formation | Soft formation |
| Gauge protection | Yes | Details | Inserted teeth bit, for soft formation use,metal sealed roller bearing, good gauge protection, Low WOB |
| Packaging Detail | Wooden cases or as per customer's requirements. |
|---|---|
| Delivery Detail | within 7 days after receipt of payment |
About us
We have many years' experience in research and production of petroleum equipment. With flexible company structures and advanced technologies, we have dedicated ourselves to supplying drilling industry with the best products available.
We take pride in offering prompt, courteous services to all facets of oilfield, water well, mining and construction industries.
Features and applications
1. Force balanced Cutting structure.
2.Asymmetrical blade design.
3.Better load burden balance.
4.Higher stabiltiy.
5.Better PDC and longer stable drilling hours.
6.Optimized PDC profile and higher rate of penetration.
7.Better hydralic system.
8.Good gaue protection.
Our advantage
1.Good quality,reasonable price.
2.ISO9001:2000, ,API certified.
3. Timely delivery.
Optional Sizes
| No | Bit Size | |
| Inch (in) | Metric (mm) | |
| 1 | 7 7/8 | 200.0 |
| 2 | 8 1/2 | 215.9 |
| 3 | 9 1/2 | 241.3 |
| 4 | 12 1/4 | 311.1 |
| 5 | 17 1/2 | 444.5 |
| No | IADC Code | Recommendation | |
| WOB(KN/mm) | Rotary Speed(rpm) | ||
| 1 | 117 | 0.35~0.8 | 240~80 |
| 2 | 127 | 0.35~0.9 | 240~70 |
| 3 | 437 447 | 0.35~0.9 | 240~70 |
| 4 | 517 527 | 0.35~1.0 | 220~60 |
| 5 | 537 547 | 0.45~1.0 | 220~50 |
| 6 | 617 627 | 0.45~1.1 | 200~50 |
| 7 | 637 | 0.5~1.1 | 180~40 |
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