AE uchungechunge yemihlaba reducer
Incazelo emfushane:
I amagiya kuthiwa carburized futhi iqeda kuya HRC62 nge ongaphakeme-carbon steel ebusweni kokugqokwa elikhulu nomthelela ubunzima
I amagiya kuthiwa carburized futhi iqeda kuya HRC62 nge ongaphakeme-carbon steel ebusweni kokugqokwa elikhulu nomthelela ubunzima