Umhlahlandlela womugqa ushayelwa ikakhulukazi ibhola noma i-roller, ngasikhathi sinye, abakhiqizi beziqondiso ezijwayelekile bazosebenzisa insimbi ene-chromium noma insimbi ene-carburized, i-PYG ikakhulukazi isebenzisa i-S55C, ngakho-ke umhlahlandlela womugqa unezici zomthamo omkhulu womthwalo, ukunemba okuphezulu kanye ne-torque enkulu. . Uma kuqhathaniswa ne-tr...
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