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That looks like a diamond drag tip, not a V-bit (which would rotate). The 3018 community uses them, eg https://www.amazon.com/RDZ-DEGREE-DIAMOND-ENGRAVING-TOOL/dp/B082S332GZ/

Just stick some tape on top of the protective film, that has a stronger adhesive - it should pull the protective film away when you remove it.

I think what you're calling a motion controller, I'm calling a gcode interpreter, i.e. a program which accepts gcode and moves the x,y,z steppers and spins up and down the spindle motor. Like this...

Yes, if I replace some of the mx3 hardware, there are quite a few ways of making it into a gcode-based machine. But I'ld like to be able to do that without changing the machine and just plugging...

> Why not just use LinuxCNC? It's free, open source, very flexible and powerful. There is plenty of help available on the LinuxCNC forum.

My understanding was that LinuxCNC could only drive...

I have a Sainsmart Genmitsu 3018 MX3 - which people refer to as a 'mach3' device but it isn't really - it can be driven by Mach3 and also another program called Drufel - both of which, as I...

Probably. It was the cheapest sheet I could find at Michael's, which I bought just for an initial test. The label didn't say either way, and I didn't know enough about the material to know that a...

I had cut acrylic for the first time today (at the free Fab Lab attached to our local university). The Lab supervisor strongly recommended removing the protective film. I was a bit disappointed...