Ni irihe tandukaniro riri hagati yimodoka ya feri ya feri na pipe ikomeye?
Imodoka ya feri yimodoka ishyirwaho ahanini mumirongo iri hagati yiziga no guhagarikwa, ishobora kuzamuka ikamanuka itangiza feri yose. Ibikoresho byo kuri feri ni No. 20 icyuma hamwe numuyoboro utukura, nibyiza muburyo nubushyuhe. Ibikoresho bya feri ni nylon tube pa11. Hariho kandi umuyoboro wa nitrile kaberi hamwe nigice cyo hagati, kikaba gikwiranye no guhuza ikiraro nibindi bice byimuka, kandi igitutu nacyo ni cyiza