3d cnc router:used for advertising materials working, like engrave, cut, drill, curve, photo engrave, letters cut etc. 3d cnc router: Application: ... door cutting, wood door artwork engraving, wave boards making, 3d photo engraving, small or large relief works, cylinder materials ... etc.5. Model making: to cut materials into different shapes for models making. 6. Stamps making industry: Carving on many ...