Icyuma cyo kuzenguruka ni inzira yo gukuraho strop cyangwa burr impande ziva mubice byicyuma kugirango ukore ubuso bworoshye kandi butekanye. Gusebanya ni mashini ziramba zisya ibyuma mugihe zigaburirwa, zikuraho urusigi rwose rwinshi kandi neza. Izi mashini zikoresha urukurikirane rwo gusya umukandara no koza kugirango ugabanye neza binyuze hamwe ninkuta nyinshi cyane.
