China 9 7/8" IADC Code 542 Mining Tools Tricone Bit Rock Drilling Bit TCI Bit Drill Bit Drilling Bit, Find details about China Rock Drilling Tools, Tricone Bit from 9 7/8" IADC Code 542 Mining Tools Tricone Bit Rock Drilling Bit TCI Bit Drill Bit Drilling Bit
Size | 9 7/8" |
250 mm | |
IADC | 542 |
Pin Connection | 6 5/8" |
Bearing | Open Bearing |
Air Back Pressure | 0.2-0.4Mpa |
Formation | Medium-soft formations with low compressive strength |