cnc machine:used for advertising materials working, like engrave, cut, drill, curve, photo engrave, letters cut etc. 3d cnc router: Application: 1. ... relief works, cylinder materials engraving, 3d photo engraving etc.4. Artwork industry: Figure engraving, character engraving and cutting, ... Note: There are also some other industries application of cnc router machines, pls confirm with us if you are ...