Product Specification | |
Type specification(inch): | 6 1/8 |
Type specification(mm): | 155.6mm |
IADC: | 217 |
Additional features: | G |
Formation: | Medium to Medium Hard Formation of High Crushing Resistance |
Drilling condition: | rotary drilling、high temp.drilling、deep drilling、motor drilling |
Bearing Type: | journal bearing |
Total teeth count: | 100 |
Gage row teeth count: | 32 |
Number of gage rows: | 3 |
Number of inner rows: | 7 |
Journal angle: | 33° |
Offset: | 5.5 |
API connection(REG pin): | 3 1/2 |
Weight on bit(KN): | 78-187 |
Rotary speed(Rpm): | 300-60 |
Recommened upper torqueKN.M: | 9.5-12.2 |