... :Microprocessor operation system, electro-pneumatic control;Available for 1 to 4 colors medium size printing, ... durable and fine workmanship;Foot pedal operation for single cycle;Using Taiwan pneumatic components;Installed safety ... die-casting products, optical, sporting goods, stationery, etc. For example, rulers, pens, golf balls, eyes of doll, ... etc. Multi-color Silk Screen Printer for Round Products