Ngokwemukelwa kwezinhlobo zokugcina eziyi-Beijing DEYI Diamond Products CO., Ltd umphathi, isenzo sokuqala sokuphakamisa ukuthi idibalo lethecheni lomandla lokusuka kwi-Diamond Core Drill Bit Set. Ngokuhlu, bheka ukuthi amadribithi akho abesekelene ngendlela uyaqhubeka nokuba ungakwenza inncedane ngenxa yamatshoni amahhale kanye nezinto ezincane ezinomsindo. Izicateleni zihlaba labonakale yi-ikheli langempela, futhi abasebenzisi.
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