Pob zeb CNC engraving tshuab ntsiab nta yog raws li nram no:
1. Khib nrog ib tug qauv ib qho, zoo rigidity, tsis muaj deformation.
2. Ntxaiv nrog kev siab tshaj, kev ua tiav siab ntawm ob ncua xov, kev ua vibration, kev siab khov siab.
3. Cov kev taw qhia cov ntsiab lus tseem ceeb yog siv cov qauv qhia tawm, qhov ua haujlwm me, kev siab tshaj.