marked chopsticks

Chopsticks are marked withinvisible ink, player can see numbers,code and suits onmarked chopsticks. Description: There are some marks on the back of chopsticks. And you can see the marks clearly when wearing perspective glasses or UV contact lenses.it's suitable for entertainment,drawing lots and private games. Texas hold em cheat|marked......

...marking machine for Wooden spoon chopsticks bowl 1. Comparison among 355nm UV Laser, 1064nm Fiber Laser and 10600nm CO2 Laser 1. The shorter the wavelength, the more concentrated the energy. The greater the energy, the more light that material will absorb. Greater absorption = Better quality mark. Compared with long wavelength 1064nm fiber laser and CO2 laser, 35nm UV laser can make better quality mark......

...diameter objects such as candle, pearl pen, pencil, mark pen, board pen, signature pen, eyebrow pen, labium cream, Injector, chopsticks and high speed screen printing. Specification 1. Auto loading with loading tower. 2. Auto dust cleaning: dust ......