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As for LinuxCNC G7x is not safe to use at the moment (early 2024), and probably not on the retrofit with an older version.

I did not have many issues with copper, I used a sharp single flute endmill. I used 2200 RPM and low feedrate with my cheap mill.

I'm not aware that there's anything available about speeds and feeds for small machines since the stiffness is not known.
The whole speeds and feeds thing does not apply to small machines, it's more...

That stepper driver should be okay.

Be sure you set up the steps correctly otherwise in the worst case the gantry might crash due to scaled motion.
Pay attention to the microswitches - which...

Hi, I'm looking at buying some equipment for bending an 8mm U-channel.
The material I want to bend would be Copper / Stainless steel ~max 1mm (length max 20cm)
The wall height of the folded part is...