... good after serv Granite Marble Ceramic Tile CO2 Laser Engraving Machine 1. Technical Parameters TypeBX50*30BX90*60BX120 ... machine can meet the demand of cutting and engraving on big size material like acrylic, cloth, ... Adopt advanced DSP digital control system, international standard laser power supply, integrated framework style, high stability, ... Granite Marble Ceramic Tile CO2 Laser Engraving Machine