[aleph_minus_one]

> You can use a milling to mill a bunch of pieces for a milling machine.

Now that CNC mills get more affordable, people are starting to get vocal about their visions of a self-milling CNC mill. :-)

[Animats]

A classic manual Bridgeport mill, a foundry for making castings, a heat-treating furnace, a steel planer, a lathe, a drill press, a grinder, and a supply of steel is enough for a master machinist to reproduce all that. That's what was used to make machine tools in the first half of the 20th century.

[aleph_minus_one]

... and now work on

- how these machining processes can be automatized, and

- how the cost, space requirements and noise levels for these machines can be reduced so that every ambitious maker can have them in their apartment

Voila, the start of a home manufacturing revolution ...