... break through the engraving limit of 2-dimenision3. Big rotary device is used for model YH-G8050, YH-G9060, YH-G1290 ... , YH-G1490, YH-G1612, YH-G1616.4. Small rotary device is used for YH-G5030Applicable materials:Wood, paper, leather, cloth ... , decoration etc.Service Supported1.One year guarantee for the whole set of machines, not including normal replacement of wearing parts.2 ...