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The HT2643 drill bit adopts 13mm claw-type PDC cutters and a large blade design. It can drill medium to medium hard formations. It is recommended to drill interbedded shale, mudstone, cementitious sandstone and carbonate rock with medium compressive strength.
Description
Drill specifications
Diameter (inch) | 8 1/2 |
Number of blades | 6 |
Main cutting teeth | 13mm |
Number of nozzles | 8 |
Gauge length (inch) | 3 |
Chip flute area (square inch) | 13.08 |
Connection type | 4 1/2 API Reg |
Make-up torque (KN.m) | 16.6-23.7 |
Recommended drill parameters
Speed (rpm) | 60-280 |
Drill weight (kn) | 25-105 |
Maximum weight on bit (kn) | 130 |
Displacement (lps) | 22-35 |
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