sign making machine:used for sign making and oher work:engrave, cut, drill, curve, photo engrave, letters cut etc. sign making machine: Application: 1. Advertising industry: cutting/engraving/drilling/photo engraving on wood, MDF, bamboo, plastic, PVC, acrylic, two colors board, metals, stone etc. 2. Manufacturing industry: engrave, cut, drill, photo engraving on copper, iron and aluminum, alloy, ...