[Tony Liechty] has been having a few issues getting into CNC machining — starting with ... things like alignment of the design to the workpiece shape, axis clipping and workpiece/clamp collisions.

[Kevin] owns a benchtop CNC mill that has proven itself to be ... to a fixturing table is to use top-down clamps, which hold the workpiece from the top and screw down into the table.

CNC machining is relatively consistent and presents a more sophisticated product. Its equipment is not as sensitive to heat as a 3D printer, which can warp and distort the workpiece and lead to ...