... (CHUN LEI production)High Precision Laser Engraving Machine "CHUN LEI" Brand CL-L1690SGD Laser Engraving Machine 1600*900mmwith Double Laser Tubes (blue & white)Applied Materials ... material: Non-metallic materials, such like fabric, leather, rubber, bamboo, crystal, plexiglass, ceramic tiles, marble & granite, veneer film, cardboard, jade plastic ...