Ukukhiqizwa kwensimbi. Njengamanje, inkampani inemishini yesimanje ye-CNC, ama-lathes kanye nemishini yokusebenza yensimbi ehlukahlukene, esivumela ukuthi sinikeze izinsizakalo ezisezingeni eliphakeme kakhulu emkhakheni wokusebenza kwensimbi. Sesibe semakethe iminyaka engaphezu kwengu-30, futhi lokho kuqinisekisa ulwazi nekhwalithi yomsebenzi esikunikeza wona.