Pad printing machine for the printing of single-dose vials 5 colors, 3 on the one side and 2 on the other. Pieces rotation system for the printing of the second side, elliptical feeder 16 stations step 159 mm, gas flaming device for pre-treating the surface of the pieces front and back, hermetic inkcups with ceramic rings diameter 130 mm, adjustable hot air Hot Wind 200, automatic and programmable pads cleaning. Manual loading, automatic unloading with pick & place, output about 1000 pieces/hour.