| No. | Items | JG12-1600 | JG12-2000 | JG12-2500 | JG12-3000 |
| 1 | Turntable diameter (mm) | Φ1600 | Φ2000 | Φ2500 | Φ3000 |
| 2 | Total thickness (mm) | 1000 | 1150 | 1100 | 950 |
| 3 | Center bore diameter (mm) | Φ150H7(Φ350) | Φ150H7 | Φ150H7 | Φ280H6 |
| 4 | T-slot size (mm) | 12~28 | 12~28 | 18~28 | NO OR 28 |
| 5 | The transmission ratio of worm gear | 1:180 | 1:176 | 1:216 | 1:220 |
| 6 | Total transmission ratio | 1:720 | 1:1760 | 1:2160 | 1:1200 |
| 7 | Max. speed (r/min) | 4.1 | 1.1 | 1 | 1 |
| 8 | Table graduation angle per pulse | 0.001° | 0.001° | 0.001° | 0.001° |
| 9 | Standard electromotor | 1FT6105 | 1FT6105 | 1FT6105 | HF903S |
| 10 | Horizontal bearing capacity (kg) | 12000 | 15000 | 20000 | 30000 |
| 11 | Max torque capacity of worm gear (N.M) | 15000 | 20000 | 30000 | 30000 |
| 12 | Max. rotational inertia of workpiece (kg.cm.s²) | 50000 | 76500 | 159000 | / |
| 13 | Dividing accuracy | 15" | 20" | 20" | 25"(10") |
| 14 | Accuracy of repeatability | 4" | 4" | 4" | 6"(4") |
| 15 | Approx. weight (kg) | 9000 | 14500 | 19500 | 22500 |
| 16 | The torque of servo motor (N.m) | ≥36 | 50 | 50 | 50 |
