
| Model | NR - 153 3R | NR -153 JR Plus | 
| Max. width of work piece (X direction) | 1850mm | 2450mm | 
| Max. Distance of two horizontal boring position | 640mm | 640mm | 
| Min. Distance of vertical drilling group | 128mm | 128mm | 
| Max. Thickness of work piece | 78mm | 78mm | 
| Max. Depth of horizontal boring head | 40mm | 40mm | 
| Max. Depth of vertical boring head | 70mm | 70mm | 
| Rotating speed of boring spindles | 2800rpm(50Hz) | 2800rpm(50Hz) | 
| Vertical boring power | 1.5KW + 1.5KW | 1.5KW + 1.5KW | 
| Horizontal boring power | 1.5KW | 1.5KW | 
| Working pressure | 0.6-0.8Mpa | 0.6-0.8Mpa | 
| Power | 3KW I 415V /50 Hz | 3KW I 415V /50 Hz |