01 The screw extractor yopangidwira kuchotsa zomangira zosweka pamafelemu agalasi amapeza ntchito yake muzochitika zosiyanasiyana. Makamaka, amagwiritsidwa ntchito m'masitolo opangira kuwala, kumene akatswiri a maso ndi akatswiri amakumana kaŵirikaŵiri ndi zomangira zowonongeka kapena zowonongeka zomwe zimafunika kusinthidwa. Zikatero, screw extractor imalowa, ndikuchotsa mosamala komanso moyenera zomangira zosweka popanda kuwononga zinthu zozungulira.
Tangoganizani kasitomala akuyenda mu shopu ya kuwala ndi zomangira zosweka mu magalasi awo. Popanda chida choyenera, kuchotsa wonongayo kungakhale ntchito yovuta komanso yowononga. Komabe, pogwiritsa ntchito screw extractor, katswiri amatha kuchotsa mwachangu ndi bwino zowononga zomwe zawonongeka, ndikuwerengera chimango cha screw yatsopano kuti ilowetsedwe.