jingmei@jmdownholetools.comMESSAGE
Do you want to buy drilling tools from china manufacturers with high quality and good price?
We are one of the drilling tools suppliers,we have the factory,quality certification, first-class equipments.
In June 2005, the company passed the DNV ISO9001, ISO14001 and OHSAS18001 drilling tools system certifications all together, and in October 2006, it also passed the American Petroleum Institute`s API Spec 5CT and API Spec 7-1 as well as API Spec 7K product standard certifications. The effective implementation of the certification systems has ensured the standard management of the company, effectively protected the quality of drilling tools products, and promoted the continuous improvement of market competitiveness.
Integral Blade Stabilizer:
| (in) | (mm) |
End OD (mm) |
ID (mm) |
Kit Length (mm) | Connection | |||
| String type | Near bit type | |||||||
| Top | Down | Top | Down | |||||
| 6 | 152.4 | 121 | 51 | 1200 | NC38 | 3 1/2 REG | ||
| 6 1/4 | 158.7 | |||||||
| 6 1/2 | 165.1 | |||||||
| 7 1/2 | 190.5 | 159 | 57 | 1600 | NC46 | 4 1/2 REG | ||
| 7 7/8 | 200 | |||||||
| 8 3/8 | 212.7 | 159 165 | 71 | 1600 1800 | NC46 NC50 | |||
| 8 1/2 | 215.2 |
159 165 178 |
||||||
| 8 3/4 | 222.2 | |||||||
| 9 1/2 | 241.3 | 178 197 | 1600 | NC50 | NC50 | NC50 | ||
| 9 5/8 | 244.5 | 1800 | 6 5/8 REG | |||||
| 9 7/8 | 250.8 | |||||||
| 12 1/4 | 311.2 | 203 209 | 76 | 1800 | NC56 6 5/8 REG | NC56 6 5/8 REG | NC56 6 5/8 REG | 6 5/8 REG |
| 16 | 406 | 229 241.3 | 2000 2200 | NC61 7 5/8 REG | NC61 7 5/8 REG | NC61 7 5/8 REG | NC61 7 5/8 REG | |
| 17 1/2 | 444.5 | |||||||
| 24 | 609.6 | |||||||
| 26 | 660.4 | |||||||
| 28 | 711.2 | |||||||
|
Working outside diameter OD mm（inch） |
Salvage diameter OD mm（inch） |
The upper end Thread |
Lower end Thread |
Hole ID mm（inch） |
Neck length mm（inch） |
Total length mm（inch） |
Remarks |
|
149.2 （5 7/8） |
120.7 (4-3/4) |
NC38 | NC38 | 50.8(2) | 559(22) |
1372 (54) |
Drill string type |
| 3 1/2REG | Bottom hole type | ||||||
|
152 （6） |
120.7 (4-3/4) |
NC38 | NC38 | 50.8(2) | 559(22) |
1372 (54) |
Drill string type |
| 3 1/2REG | Bottom hole type | ||||||
| 215.9（8-1/2） |
165 (6-1/2) |
NC50 | NC50 |
71.4 (2-13/16) |
686（27） | 1676（66） | Drill string type |
| 4 1/2REG | Bottom hole type | ||||||
| 311.15（12-1/4） | 203(8) |
6-5/8 REG |
6-5/8 REG |
71.4 (2-13/16) |
610（24） | 1550（61） | Drill string type |
| Bottom hole type | |||||||
| 444.5（17-1/2） | 229(9) |
7-5/8 REG |
7-5/8 REG |
76.5(3) | 686（27） | 1702（67） | Drill string type |
| Bottom hole type | |||||||
|
660.4 (26) |
241.3 (9 1/2) |
7-5/8 REG |
7-5/8 REG |
76.5(3) | 660（26） | 1930（76） | Drill string type |
| Bottom hole type | |||||||
| 711.2（28） |
241.3 (9 1/2) |
7-5/8 REG |
7-5/8 REG |
76.5(3) | 686（27） | 1981（78） | Drill string type |
|
Bottom hole type |
And we have more drilling tools products for sale,if you are interested in our products,welcome your inquiry.
