The BenchtopPro is somewhere between a desktop CNC and a small VMC. It weighs a few hundred pounds, has linear rails and ...
Using familiar NEMA 23 stepper motors (the same motors used in the RepRap), he hacked his Proxxon MF-70 mill for CNC control. Adding a Sanguino and the stepper controllers from other projects ...
But there are many parts like the stepper motors ... jump that the mill does a great job. But they also did some tests on aluminum and apparently it’s not a problem. The CNC version of HHH ...