Perry SPS stopperer can handle vial size range from 1/2" dia. to 2-1/2" dia. with appropriate feed screw. Vial height is adjustable from 3/4" to 4". Stopper sizes of 11, 13, 20, 28 and 30 millimeters can be accomodated with the appropriate tooling. 220/440V, 3 Phs, 50/60 Hz.