Intsimbi ekhethekileyo
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Intsimbi ekhethekileyo 20# ihexagon 45# ihexagon 16Mn intsimbi yesikwere
Ngokwenkqubo eyahlukileyo, inokohlulwa ibe yintsimbi eshushu eqengqelekayo emilise okwemilo ekhethekileyo, epholileyo etsalwa (ezotyiweyo ebandayo) emile okwentsimbi ekhethekileyo, egoba intsimbi emile ngokwemilo ekhethekileyo, intsimbi edityanisiweyo enobumba obukhethekileyo njalo njalo.