Iimveliso Iindaba
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Yintoni isantya esifanelekileyo se-drill bit?
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Indlela yokukhetha i-drill bits efanelekileyo?
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Yintoni umahluko phakathi kwe HSS twist drill bits kunye ne cobalt drill bits?
Wamkelekile kwintshayelelo yethu yemveliso kwi-twist drill bits kunye ne-cobalt drill bits. Kwilizwe lezixhobo zokomba, ezi ntlobo zimbini zokomba ziye zaziwa kakhulu amon...Funda ngokugqithisileyo