... be used for stone, Cu and AL processing, mold manufacturing, wood processing, craft Min CNC Engraver with Specialized Water Cooling System Model No ... :XJ-3030 mini cnc routerThis machine can be used for stone, Cu and AL ... :0 - 24, 000rpm 17) Blade diameter:1 - 6mm18) Control system:Artcut or Weihong (NCSTUDIO) or DSP (USB interface)19) Command ...