... on the end help large materials Product:Co2 Sink Marble/Granite/Stone Laser Engraving machineDescription:The most popular laser machine, ... used in industry field.Working materials: Stone, marble, granite, Acrylic, crystal, glass, ceramic, marble, metal coating, cloth, fabric, wood etc.Specification ... acrylic, wood, cloth, rubber, leather.etc. Co2 Sink Marble/Granite/Stone Laser Engraving machine