Kune akawanda marudzi akasiyana ezvigadzirwa zve shaft, zvinosanganisira zvakatwasuka, cylindrical, spiral, convex, uye concave shafts. Chimiro chavo uye saizi zvinoenderana nechaiyo application uye basa rinodiwa. Zvigadzirwa zveShaft zvinowanzogadzirwa nemakina kuti ive nechokwadi chekutsvedzerera kwepasi uye kurongeka kwedimensional, zvichivabvumira kuti vashande zvakatsiga pakumhanya kukuru kwekutenderera kana pasi pemitoro yakakwira.