... cooling 2.DSP controlling system 3.high precision and speed Paper Laser cutting machineGM-1224LLaser cutting Bed Technical SpecificationsItem / ... attachment. Rotary with clips used to engrave cylinders, while rollers rotary to engrave bottles. Usually, the rotary attachment works ... Perspex, glass, wood, stone, marble, gravestone, rubber, leather, fabric, paper, cloth, dual-color boards, and so on.