| Bit Type | 6" | 8-1/2" | 8-1/2" | 12-1/4" | Bit Type | 17-1/2" GM1606T |
|---|---|---|---|---|---|---|
| IADC Code | M423 | M432 | M332 | M323 | IADC Code | M432 M332 |
| Blade | 5 | 6 | 8 | 6 | Blade | 6 |
| Cutter Size (mm) | Φ13MM | Φ16MM | Φ13MM | Φ16MM | Cutter Size (mm) | Φ16MM;Φ13MM |
| Nozzle Qty/Type | 5 | 13.2 | 9.6 | 30.78 | Cutter Qty | Φ16*58;Φ13*81 |
| Nozzle Qty/Type | 3NZ | 6NZ | 4NZ | 6NZ | Nozzle Qty/Type | 8NZ |
| Gauge Length | 1.5" | 2.2" | 2" | 2.5" | Gauge Length (mm) | 110 |
| Connection | 3-1/2" API REG | 4-1/2" API REG | 4-1/2" API REG | 6-5/8" API REG | Connection | 7-5/8" API REG |
| Make up Torque(KN.m) | 10.4~11.4 | 24.1~26.5 | 24.1~26.5 | 51.7~56.9 | N.W./ G.W.(KG) | 338/388 |
| Rotary Speed(rpm) | 60-260 | 60-260 | 60-260 | 60-260 | Nozzle Size (inch) | 10/32 |
| Weight on Bit(KN) | 8-50 | 20-100 | 20-100 | 30-140 | Rotary Speed(Rpm) | 60-260 |
| Max.WOB(KN) | 90 | 130 | 130 | 180 | Weight On Bit(KN) | 30-200 |
| Flow Rate(lps) | 10-30 | 22-35 | 22-35 | 38-70 | Max.WOB (KN) | 240 |
| Flow Rate(lps) | 45-80 |