- Adopting IDS equidistant design models;
- AdoptingC3,P3/P4,G2 crown types and helical tooth design technology to enhance drill bit wear resistance;
- Using H2 hydraulic structure design to improve tooth surface cooling effect;
- Employing T4,T5 high-performance cutters to increase drilling footage.
| Formation | IADC | Lithology | Bits Selection |
| Abrasive formation | M423/S423 M433/S433 | Tuff,Granite,Siltstone,Dolomite | M/S613*R、M/S616*R M/S713*R、M/S716*R M/S813*R、M/S816*R |