| Model | Cod produs | Diametru (mm) | Lungime totala (mm) | Lungime activa (mm) |
| 1 | RK.221030 | 3.0 | 70 | 40 |
| 2 | RK.221040 | 4.0 | 75 | 40 |
| 3 | RK.221050 | 5.0 | 85 | 50 |
| 4 | RK.221051 | 5.0 | 150 | 90 |
| 5 | RK.221060 | 6.0 | 100 | 60 |
| 6 | RK.221061 | 6.0 | 150 | 90 |
| 7 | RK.221065 | 6.5 | 100 | 60 |
| 8 | RK.221066 | 6.5 | 150 | 90 |
| 9 | RK.221070 | 7.0 | 100 | 60 |
| 10 | RK.221080 | 8.0 | 120 | 80 |
| 11 | RK.221081 | 8.0 | 250 | 200 |
| 12 | RK.221100 | 10.0 | 120 | 80 |
| 13 | RK.221101 | 10.0 | 250 | 200 |
| 14 | RK.221120 | 12.0 | 150 | 90 |
| 15 | RK.221121 | 12.0 | 250 | 200 |
| 16 | RK.221130 | 13.0 | 150 | 90 |
| 17 | RK.221140 | 14.0 | 150 | 90 |
| 18 | RK.221141 | 14.0 | 250 | 200 |
| 19 | RK.221150 | 15.0 | 160 | 100 |
| 20 | RK.221160 | 16.0 | 160 | 100 |
| 21 | RK.221180 | 18.0 | 160 | 100 |
| 22 | RK.221200 | 20.0 | 160 | 100 |
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