Features:
1.Single roller bit & tricone roller bit
2.High strength and impact performance, wear-resistant and durable
3.Sealed type: metal sealed roller bits & rubber sealed roller bits
Descriptions:
1.Adopted high-speed bearing metal sealed technology, long working life under the screw drilling condition.
2.High efficiency cutting edge and structure to improve drilling speed.
3.Cutter shell self-protection shape to reduce abrasion of detritus and unbreakable rock.
4.Best choice for directional well, horizontal drain hole and horizontal branch wells.
Technical Parameters:
| Size (inch) | Connection (API REG) | ||
| 5 7/8”,6”,6 1/2”,6 3/4” | 3 1/2” | ||
| 7 7/8”,8 1/2”,8 3/4” | 4 1/2” | ||
| 9 1/2”,9 5/8”,9 7/8”,12 1/4”,12 1/2”,13 1/8”,13 5/8” | 6 5/8” | ||
| 16”,17 1/2” | 7 5/8” | ||
