China 6 3/4" IADC Code 642 TCI Bit Rock Drilling Machine Tricone Bit Drill Bit Digging Machine Tricone Rock Bit, Find details about China Tricone Bit, TCI from 6 3/4" IADC Code 642 TCI Bit Rock Drilling Machine Tricone Bit Drill Bit Digging Machine Tricone Rock Bit
Basic Specification | |
Size | 6 3/4" |
171 mm | |
IADC Code | 642 |
Pin Connection | 3 1/2" API |
Bearing | Open bearing |
Operating Parameters | |
WOB | 20250-40500 Lbs |
RMP | 110-60 |
Air Back Pressure | 0.2-0.4 Mpa |
Formation | Medium hard and abrasive formation wihth high compressive strengths such as limestone, sandstone, dolomite and chert. |