| Packaging Details: | Wooden case or according to customers requirements |
|---|---|
| Delivery Detail: | Generally within 7 days after recieved advanced payments |
Products details
1. High quality roller sealed bearing insert tooth bit
2. Meet with API Spec7-1 ISO 9001: 2008
3. Cover almost all IADC code
4. Center drill bit
5. Rubber sealed bearing
6. IADC code suitable for different formations
7. High temperature and wear resistance
8. Good quality and after-sale service
9. Long work time and resonable price
About us
Hejian Wanxiang Drilling Equipments Co. Ltd.
We produce the drilling bits according to our customers requirements strickly with advanced equipments to make the quality perfect.
Specification
IADC | 437 | 517 | 537 | 617 | 637 | 737 | |
WOB | KN/ mm (bit dia.) | 0.5-0.75 | 0.5-0.85 | 0.5-0.85 | 0.55-0.85 | 0.55-0.85 | 0.55-0.85 |
Lb/ in (bit dia.) | 2860-4280 | 2860-4860 | 2860-4860 | 3140-4860 | 3140-4860 | 3140-4860 | |
r.p.m | 70-45 | 70-45 | 70-45 | 70-45 | 60-40 | 60-40 | |









