... cut, drill, curve, photo engrave, letters cut etc. sign making machine: Application: 1. Advertising industry: cutting/engraving/drilling/photo engraving on ... photo engraving on copper, iron and aluminum, alloy, steel etc.3. Furniture making: wood door cutting, wood door artwork engraving, wave ... other industries application of cnc router machines, pls confirm with us if you are not sure.Welcome to visit ...