Ubwiza bwamavuta ya screw bugira ingaruka zikomeye kumikorere yimashini itera inshinge zamavuta, amavuta meza afite okiside nziza ihagaze neza, gutandukana byihuse, ifuro ryiza, ububobere bwinshi, kurwanya ruswa, kubwibyo, uyikoresha agomba guhitamo amavuta yihariye ya screw . Guhindura amavuta ya mbere i ...
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