The screw feeder ndi chimodzi mwa zida zofunika kwa mafakitale kuwala ndi olemera monga makampani amakono mankhwala, pharmacy, chakudya, zitsulo, zomangira, ulimi sideline, etc. Iwo amapereka ntchito Mwachangu, zoyendera zolondola, khalidwe odalirika ndi cholimba, ndi mu kudyetsa Zopangira sizikhala ndi chinyezi, kuipitsidwa, zinthu zakunja, komanso kutayikira.