Vula i Gqiba Indima ebalulekileyo yomatshini wokubhola i-CNC Hole Hole Inzulu kwiTheyibhile yale mihla yokuvelisa imixholo kwi-CNC Deep Hole Ukugqobhoza ntoni ukubhola okunzulu kwe-CNC? Kutheni ukubhola okunzulu Umngxuma kubalulekile ekuveliseni? Izicelo Ukukhetha Imisebenzi