| Packaging Details: | Wooden case; iron case; or according to customers requirements |
|---|---|
| Delivery Detail: | Generally within 7 days after recieved advanced payments |
Products details
1.6 1/2 IADC 517 rubber sealed bearing insert tooth bit
2. Meet with API Spec7-1 ISO 9001: 2008
3. IADC code suitable for different formations
4. High temperature and wear resistance
5. Good quality and resonable price
6. Long service life
7. Resonable price
8. Center drill bit
About us
Hejian Wanxiang Drilling Equipments Co. Ltd.
We produce the drilling bits strictly according to our customers requirements with advanced equipment 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 | |
Size | Bit Type | |
In. | mm | |
6 | 152.4 | 517; 537; 617; 637 |
6 1/2 | 165.1 | 617 |
7 1/2 | 190.5 | 517, 537 |
8 1/2 | 215.9 | 437; 517; 537617637 |
9 1/2 | 241.3 | 437, 517537617637 |
9 5/8 | 244.5 | 517537 |
9 7/8 | 250.8 | 517537 |
12 1/4 | 311.1 | 437; 517; 537617637 |
17 1/2 | 444.5 | 517537 |









