stamp laser engraving machine 1.Imported liner guide rail and focus lens 2.co2 laser tube 3.for different stamps stamp laser engraving machineWeifang Yuantong Century Industry ... :Wood, Paper, Leather, Cloths, Organic glass, Resin, Acrylic, Woolens, Plastic, Rubber. Ceramic tile, Crystal, Bowler,Bamboo, Marble, Granite, Tile, Delrin, Double ...