ʻO kā mākou disc grinding diamond he mea hana wili pōhaku kiʻekiʻe i hoʻolālā ʻia no ka hoʻohana ʻana ma luna o ka granite a me nā ʻili pōhaku ʻē aʻe. E hōʻike ana i kahi uhi daimana lōʻihi a lōʻihi, hāʻawi kēia diski i ka wili pono a pololei i kēlā me kēia manawa e hoʻohana ʻia.
