| Technical date | Unit | VTL-25 | VTL-28 | VTL-31 | VTL-35 | VTL-40 | VTL-40H | VTL-50 | VTL-63 |
| Max. cutting diameter | mm | 2500 | 2900 | 3200 | 3500 | 4000 | 4000 | 5000 | 6300 |
| Diameter of worktable | mm | 2250 | 2250 | 2250/2830 | 2830/3100 | 2250/2830/3150 | 3150/3600 | 4000/4500 | 4500/5000/5700 |
| Max. capacity of workpiece | ton | 10/16 | 10/16 | 10/16 | 10/16 | 10/16 | 32/50/63 | 32/50/63 | 50/70/100 |
| Max.height of workpiece | mm | 1600/2000/2500 | 1600/2000/2500 | 2000/2500 | 2000/2500 | 2000/2500 | 2500/3150/4000 | 2500/3150/4000 | 3150/4000/4300 |
| Worktable speed range | r/min | 2-63 | 2-63 | 2-63 | 2-50 | 2-50 | 0.5-50 | 0.5-50 | 2-40 |
| Max. output torque of worktable | KN.m | 63 | 63 | 63 | 63 | 63 | 80/100 | 80/100 | 100/150 |
| Max. cutting force of right/left tool head | KN | 35/30 | 35/30 | 35/30 | 35/30 | 35/30 | 35/30 50/40 | 35/30 50/40 | 50/40 80/70 |
| Horizontal travel of tool head | mm | 1400 | 1600 | 1730 | 1880 | 2250 | 2250 | 2800 | 3450 |
| Max. travel of the ram | mm | 1000/1250 | 1000/1250 | 1000/1250 | 1000/1250/1600 | 1000/1250/1600 | 1300/1600/2000 | 1300/1600/2000 | 1600/2000 |
| Swing degree of tool head | degree | ±30 | ±30 | ±30 | ±30 | ±30 | ±30 | ±30 | ±30 |
| Section of tool shank(L X W) | mm | 40x50 | 40x50 | 40x50 | 40x50 | 40x50 | 40x50 | 40x50 | 40x50 |
| Main motor power | kw | 55 | 55 | 55 | 55 | 55/75 | 55/75 | 75 | 75/90 |
| Machine weight | ton | 32/35/37 | 38/40 | 36/40/42 | 43/45 | 45/48/50 | 68/96/108 | 68/75/115 | 118/127/178 |
