Drilling: Drilling is the process of creating holes in the workpiece. It is actually performed using a rotating reducing Resource, commonly a drill little bit, that moves along the axis of the opening. Drill bits are available different sizes and types, enabling for a range of gap diameters and depths. https://chancezmven.elbloglibre.com/30947339/a-review-of-cnc-milling-and-turning-machines