This craftsmanship is fundamental. With it, you can assemble more precise machine tools, which makes it easier to process more metal parts.
The artist has to spend countless effort to draw various things, relying on the skill of his hands and eyes.
He also has to constantly polish and install various metal frames, also relying on the skill of his hands and eyes.
The parts processed by his machine tool are not up to standard. He has to use his eyes to identify the issues, correct them by hand, and then attempt the assembly.
This device for carving screws is not more complex than his lathe; in fact, the difficulty is about the same for both.
At this point, he realized there was a mistake in his approach.
The sliding axis for the carving knife shouldn't be round.
Because a round axis can rotate.
The carving knife should only move horizontally forward, not rotate.
This really put him in a difficult spot.
He has only one solution.
Increase the size of the ruler.
