... laser machine with RECI laser tube DM-1290L high quality:Parameter of DM-1290L Laser engraver: ModelDM- ... , Red light pointer,AutofocusApplicable materialAcrylic, crystal, glass, ceramic, marble, metal coating, cloth, fabric, wood etc. Workable Materials: ... Woolens, Plastic, Rubber. Ceramic tile, Crystal, Bowler, Bamboo, Marble, Granite, Tile, Delrin, Doublecolor board, Glass, Painted metals, ...