[Perry] was interested in adding a 4th axis to his CNC machine, but not very excited at the prospect of spending hundreds of dollars on the parts and electronics to make it work. There is a very ...

TORMACH INC. is offering the microARC 4, a device that allows high-precision fourth-axis machining in a compact footprint. The microARC 4 works with all Tormach machines, from the PCNC 440 Mill to the ...

[legolor] brings us a great, cheap rotary axis to add to your small 3 axis CNC mills. How are you going to generate G-Code for this 4th axis? That’s the great part, and the hack, that [legolor] really ...