| Model | GRT-S22 | GRT-S27 | GRT-S27K | GRT-S27L |
| Maximum cutting force | 22T | 27T | 27T | 27T |
| Table area | 900×430mm | 1000×500mm | 1000×500mm | 1000×500mm |
| Swing arm width | 370mm | 370mm | 500mm | 610mm |
| Cutting stroke | 90mm | 90mm | 90mm | 90mm |
| Motor power | 1.1KW | 1.5KW | 1.5KW | 1.5KW |
| Packing size | 1050×1000×1500mm | 1100×1100×1600mm | 1100×1100×1600mm | 1100×1100×1600mm |
| N.W(with oil) | 650kg | 930kg | 950kg | 980kg |
| G.W | 740kg | 940kg | 960kg | 1000kg |