Kunama-roller amabili angama-cylindrical afakwa ngokuvundlile kuma-rack ahambisanayo, lapho okukodwa kwama-roller okuthwalayo kugudluka kanti elinye elithwele amarola ligxilile. Iqhutshwa injini kagesi, amarola amabili enza ukuzungezisa okuphambene, okukhiqiza amandla abambezelayo abheke phansi ukuze agxobe izinto phakathi kwamarola amabili agxobayo; izinto eziphukile ezihambisana nosayizi odingekayo ziphushwa nge-roller futhi zikhishwe echwebeni lokukhipha.
| Imodeli | Φ200x75 | Φ200x125 | Φ200x150 |
| Imbobo yokondla/mm | 75x13 | 125x13 | 150x13 |
| Ubukhulu.Usayizi wokudla/mm | ≤13 | ≤13 | ≤13 |
| Usayizi wokukhipha/mm | 0.1-3 | 0.1-3 | 0.1-3 |
| Isivinini se-spindle/(r/min) | 380 | 380 | 380 |
| Amandla/(kg/h) | 300 | 450 | 600 |
| Imoto/kw | 1.5 | 3 | 3 |
| Isisindo esiphelele/kg | 165 | 235 | 240 |
| Isisindo esiphelele/kg | 190 | 260 | 265 |
| Ubukhulu/mm | 1170x580x700 | ||