Drag bit Drag bit is a common which used to rework operation ,for drilling cement plug and sinker drilling Drag bit is a common which used to rework operation ,for drilling cement plug and sinker drilling sand bridge, salt bridge, scraping off the dirt of casing wall and hard wax and some mineral crystallization. Still can scraping well hole,making the wall bright and clean ,it may used to drilling ahead in bushing and side track or drilling and rubbing the mat of perforating shell,etc.
Under drilling and pressure effect, drilled goods as the cement is sucked at the bottom, through the rotation, the part of sucked is cutting in the direction of circumference , it will be drilling down gradually .Side lobe milled by drilling goods,forming cylinder space so that better dressing the well bore by drilling.
Technical specifications and parameters
| type (in) |
bit size (mn) |
connection API |
OAL(mm) |
| 15 |
380 |
5 1/2 FH |
460 |
| 17 |
432 |
5 1/2 FH |
550 |
| 17 1/2 |
445 |
5 1/2 FH |
550 |
| 26 |
660 |
6 5/8REG |
650 |
Our companyBeijing superior Drilling Equipment Co., Ltd is a comprehensive enterprise set PDC bits, tricone bits production sales. The company was founded in 1989, covers an area of 27 acres, is located in the vast expanse of Hebei Plain, is located in the central area of the major oil fields, unique geographical location, has a strong design, development and production capacity.
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