You can cut modestly thick aluminium with them ... Apart from the above essentials we also need the actual PCB clad, I’ve found the generic, cheap, single sided ones on eBay are terrible ...

Of course, the mill can do things other than PCBs. [Carl] was impressed with the ... and Hackaday’s own [Adil] found that 0.3 mm traces (not quite 12 mils) were easily doable.

A U.S. District Court judge rejected GE's argument that PCB lawsuits against them should be heard in federal court, remanding ...