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XY-2B Borehole Exploration Drill Rigs Machine derived from xy-2 drill rig, it not only keeps all performances of xy-2 drill, but also adds spindle inner hole diameter to 96mm. It is especially available for constructions of hydroelectric power station, highway, railroad and harbor etc. In common with xy-2 drill in all design but hydraulic chuck and rotary head modified.zmwm2

| Drilling capacity (m) | BQ rod | 400-550 |
| NQ rod | 350-500 | |
| HQ rod | 250-300 | |
| 73 rod | 100 | |
| 60 rod | 200 | |
| 50 rod | 380 | |
| 42 rod | 530 | |
| Spindle speed(r/min) | Forward | 57;99;157;217;270;470;742;1024 |
| Reverse | 45;212 | |
| Max torque(Nm) | 2760 | |
| Angle range | 0-90° | |
| Spindle max pull force(KN) | 60 | |
| Spindle stroke (mm) | 600 | |
| Hoist max lift capacity with single rope (KN) | 30 | |
| Spindle inner dia (mm) | 76 | |
| Oil pump | SCB32/12 | |
| Power unit | Electric motor | Y180L-4,22Kw |
| Diesel engine | 395K2,19.85Kw | |
| Inner dia of spindle (mm) | 2150×900×1690 | |
| Drill weight (excluding power)(kg) | 950 | |





