ZEGA UM21K Underground Bilting/Mining Drill Rig
| Technical Specifications | |
| Hole diameter range (mm) | 32-51 |
| Hole depth (mm) | 2,050 |
| Drill rod size& length (mm) | R32-H25-R25/2,175 |
| Bolt length (mm) | 1,800 |
| Service coverage WxH(m) | 8.5x7 |
| Turing Radius(mm) | inner R2,890/outer R6,000 |
| Dimension(LxWxExtension H)mm | 10,700x1,900x2,700 |
| Weight(T) | ≤15T |
| Rock Drill (Drifter) | |
| Model | ZY103 |
| Percussion power(kW) | 15 |
| Percussion rate (Hz) | 60 |
| Rotating spead (rpm) | 0-192 |
| Max. torque (N.m) | 800 |
| Weight(Kg) | 150 |
| Air Compressor | |
| Model | Screw |
| Pressure (bar) | 8 |
| F.A.D (m3/min) | 1 |
| Diesel engine | |
| Model | B3.9-C100-31（Cummins） |
| Rated power (kW) | 74 |
| RPM(r/min) | 2200 |
| Electric motor | |
| Rated power (kW) | 45 |
| Voltage (V) | 380 |
| Cable length (m) | 80 |
| Feed | |
| Total length (mm) | 3,410 |
| Travel length (mm) | 2,100 |
| Extension length (mm) | 480 |
| Maximum propulsion force(KN) | 20 |
| Tramming | |
| Tramming speed (km/h) | 7 / 20 |
| Gradeability(°) | 15 |
| Rear axle swing (°) | ±10 |
| Service brake | 2 independent circuits |
| Ground clearance(mm) | 200 |
| Carrier | |
| Hydraulic jacks | 4 (front jacks retractable) |
| Fuel tank capacity(L) | 280 |
| Boom | |
| Type | Mixed Coordinates |
| Number of Boom | 1 |
| Parallel mechanism | None |
| Boom Extension length(mm) | 1200 |
| Water system | |
| Flow rate (L/min) | 66 |
| Pressure (bar) | 13 |
| Min.water inlet pressure(bar) | 2 |
