1. Resin bond grinding vhiri: yakanaka kuzvipinza, haisi nyore kuvhara, kuchinjika, uye kupenya kwakanaka, asi chitunha chebhondi chine simba rakashata, kusabata zvakanaka kwedhaimondi pachitunha, kushomeka kwekupisa uye kusapfeka, saka hazvisi. yakakodzera vhiri rekukuya , risingakodzere heavy-duty g...
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