High-precision Laser cutter machine JK-4030 1)high precision 2)use for engraving non- ... )40*30cm 4)CE,FDA High-precision Laser cutter machine JK-40301. Features:The machine adopts CO2 laser tube and high prerformance power ... :samples materials: marble, wood, plastic, bamboo, acrylic, etc. Other size machine, like JK1200x900, JK1200x800, JK400x300, JK600x400, JK1500x1200, etc, we also can ...