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Screw Yekuzvichera Yesimbi Yesimbi
Zvikamu zviviri izvi zvakabatanidzwa nekusanganisa. Chikamu chekutanga chine musoro wesimbi isina nguraiyo ichaiswa pachena kumhepo, uye danda resimbi risingatsvi iro richatsungirira kushushikana kwakazara mushure mekusungirirwa muzvinhu.Chikamu chechipiri chakagadzirwa nesimbi yakaoma yekabhoni kana simbi ye alloy, uye chakagadzirirwa kuzviboorera wega uye kuzvibata wegazvinangwa.
