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Three wings drag bits tungsten carbide drag bit
Drag bits are known also as blade bits, with TC inserts or diamond inserts on the blades.
Classification
by blades: 2 blades, 3 blades, 4 blades, and so on; the most popular type is 3 blades bits
By bottom shape: stepped type and non stepped type
Application
Applications formations: extremly soft, soft, medium hard.
They are usually designed for use in soft formations such as sand, clay, or some soft rock.
Drag bits are widely used in drilling water wells, mining, geothermal, environmental and exploration drilling.
Feature
1. Drag bits are made according to API standard or NROD thread standard or others.
2. Various step and chevron drag bits are available from 2 inch to 17 1/2 inch.
3. There is very good feedback because of the quality and price.
4. Different drag bits can be made according to your drawings or samples.
Specifications
Size | Type Pin | Wt. (lbs. ) |
1 3/4" - 2 1/2" | AW, A-Rod | 2 |
2 5/8" - 2 7/8" | AW, A-Rod | 2 1/2 |
2 3/4" - 3 1/4" | 3THD/4THD N-Rod, 2" IF | 4 |
3 3/8" - 3 3/4" | 3THD/4THD N-Rod, 2" IF | 4 1/2 |
3 7/8" - 4 3/4" | 2 3/8" API Pin | 6 |
4 7/8" - 5 1/8" | 2 3/8" API Pin | 7 |
5 1/4" - 5 1/2" | 2 3/8" API Pin | 8 |
4 5/8" - 5" | 2 7/8" API Pin | 10 |
5 1/8" - 5 1/2" | 2 7/8" API Pin | 11 |
5 5/8" - 6 1/4" | 3 1/2" API Pin | 18 |
6 1/2" - 6 3/4" | 3 1/2" API Pin | 19 |
7" - 7 1/2" | 3 1/2" API Pin | 21 |
7 5/8" - 8" | 3 1/2" API Pin | 23 |
Note: | ||
HANFA have participated in China, kazakhstan, Chile, Africa, Canada and other countries large-scale exhibitions, the products were praised by local people.HANFA was interviewed by local TV many times.On the day of the exhibition,countless order has been signed successly.
HANFA GROUP have exported to more than 60 countries, our customer applaud the manufacture quality.We welcome the people who come from different parts of the world to visit our factory and inspct our products. Even if the cooperation is not successful, We are glad to make friends with you.You will feel that you just like came to your home when you arrive at HanFa Group.
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