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Vula uLungelelaniso nge-CNC ePhambili yokubhola ubugcisa obuNzulu kwiTheyibhile yemixholo 1. Intshayelelo kwi-CNC Deep Hole Drie Ukubaluleka kokuchaneka kwi-CNC Deep Hole Drilling 3. Iindlela eziPhambili kwi-CNC Deep Hole Drilling 3.1 Bi-Directional. Ukubhola 3.2 Indlela yokubhola yePeck 3.3 Indlela yokubhola imipu 4.