... spindle 3. mach3 controller 4. stepper motor sign making machine Wide range of application: Such as seal, ... packing, scutcheon and pane making, decorating, art and craft, architecture model, souvenir, ... cut on Acrylic sheet, ABS double color sheet, PVC foam sheet,wooden sheet, scagliola, PCB Aluminum sheet, ... bits shank3.175-6mm Hot sale SM-4040M cnc metal sign making machine