Iki gikoresho cyo gufunga ni igikoresho gikozwe mu ijosi gifite icyuma cyo gukata, gishobora gukurura no gukata umurizo w'icyuma gikozwemo. Gifite icyuma gifata gikozwe mu mpeshyi, cyoroshye gukoresha. Byongeye kandi, nyamuneka emera amakosa ya 0.5-1cm bitewe n'ibipimo by'intoki.
| Ibikoresho | Icyuma kitagira umwanda | Ibara | Ubururu n'ifeza |
| Ubwoko | Verisiyo ya screw | Imikorere | Gufunga no Gukata |
| Ubugari bukwiye | 8~19mm | Ubunini bukwiye | 0.6 ~ 1.2mm |
| Ingano | 250 x 205mm | Uburemere | 1.8kg |