| Name | ZJD2300/120 | ZJD2800/180 | ZJD3500/250 | ZJD3500/350 |
| Maximum drilling diameter/m | Φ2.3 | Φ2.8 | Φ3.0 | Φ3.5 |
| Maximum drilling depth /m | 140 | 150 | 150 | 160 |
| Maximum lifting force/t | 60 | 120 | 150 | 150 |
| Rack guide frame inclination /degree | 25 | 25 | 25 | 32 |
| Power head inclination /degree | 55 | 55 | 55 | 60 |
| Drill pipe crane /t | 1 | 1 | 1.5 | 2 |
| Power head speed /rpm | 0~9 | 0~8 | 0~7 | 0~8 |
| Power head speed /t·m | 12 | 18 | 25 | 35 |
| Power head torque /rpm | 0~26 | 0~25 | 0~14 | 0~14 |
| Power head torque /t·m | 4 | 6 | 12 | 15 |
| Drill rod specifications /mm | Φ325*18*2500/3000 | Φ351*20*3000 | Φ377*22*3000 | Φ377*24*3000 |
| power supply | 3PH-380V-50HZ | 3PH-380V-50HZ | 3PH-380V-50HZ | Diesel power |
| Total power /kW | 119 | 182 | 246 | 400 |
| Overall size /m | 5.32*4.93*7.6 | 6.47*4.92*9.82 | 7.31*6.34*8.25 | 6.72*5.22*9.86 |
| Whole machine weight (including holder) /t | 38 | 50 | 65 | 78
|
| Slagging method | Gas lift reverse circulation |
