| Product Specifications |
Diameter 6"(125.4mm) IADC637G Bearing Type Rubber Sealed Bearing Cutting Tooth Type Tungsten Carbide Insert Drilling Circulation Type Mud Circulation Connection Thread Type 3 1/2 reg Male Gear Diameter Protection Yes Back Protection Yes |
| Operation Parameters | |
| Drilling Speed(r/min) | 80-40 |
| Drilling Pressure(KN) | 76-182 |
| Applicable Stratum | Hard formations with high compressive strength, such as sandstone, limestone, dolomite, anhydrite, marble, etc。 |