| Product Specifications |
Diameter 10 5/8" (269mm) Bearing Type Rubber Sealed Bearing Cutting Teeth Type Steel Teeth / Milling Teeth Drilling Circulation Type Mud Circulation Connection Thread Type 6 5/8 reg Male Cone Diameter Protection Yes Palm Back Protection Yes |
| Operation Parameters | |
| Drilling Speed(r/min) | 150-60 |
| Drilling Pressure(KN) | 81-256 |
| Applicable Stratum | Medium formations with high compressive strength, such as medium-soft shale, anhydrite, medium-soft limestone, medium-soft sandstone and soft formations with hard interlayers. |