Menene kayan high zafin jiki bututu makera bututu?

Abubuwan da ke cikin tanderun bututu mai zafin jiki sune: 314 karfe mai jure zafi, gilashin ma’adini, yumbu na corundum, bututun yumbu mai tsabta mai tsabta da sauran kayan. Gabaɗaya magana, 800-1200 digiri tube makera yana amfani da 314 bakin karfe tube ko ma’adini gilashi tube, da kuma 1400 digiri tube tanderu yana amfani da 99 corundum yumbu tube.