Rhinestone Ultrasonic Hot fix Machine Used to fix the rhinestone,crystasl,sequins in clothing, underwear, children's wear,etc. HY-2860 Rhinestone Ultrasonic Hot fix Machine: Characters:1) Crystal ,beads,rhinestones will be able to immediately fixed in the material (velvet cloth, denim) by the ultrasonic.2) Mainly used in clothing, underwear, children’s wear, T-shirts, embroidered patterns, Belts, ...