... , cut, drill, curve, photo engrave, letters cut etc. 3d cnc router: Application: 1. Advertising industry: cutting/engraving/drilling/photo ... door cutting, wood door artwork engraving, wave boards making, 3d photo engraving, small or large relief works, cylinder materials ... . Model making: to cut materials into different shapes for models making. 6. Stamps making industry: Carving on many different ...