... Two ultrasonics weld unit with film rolling system Credit card readerMaterial: PlasticsApplication tecnique: WeldingMaterial 1: ABSMaterial 2: PCRequirements ... card, CF card, USB connectors,Bluetooth. Toys,stationery: folder, album, folding boxes,PP hollow board,pen loops,ink cartridges, toner cartridges. ... and Civil speaker grille metal surface. Credit Card Reader Ultrasonic Plastic Welding Machine