... tube 3.fast speed engraving or cutting 4.high precision glass cup engraving laser machine 1.Features* laser tube: equipped with ... broken and fragile 2. Applicable materialpaper, leather, fabric, plastic, glass, acrylic, wood, etc non-metal material3. Applicable Industyco2 laser marking ... interest regarding our product, please kindly contact us without hesitation. glass cup engraving laser machine