Creasing and perforating machine GPM 320 is a follower of successful model GPM 315. It was designed for the final processing of graphic materials up to SRA 3 paper size. Simple hand machine with working width 320 mm enables to make a crease as well as perforation of the same quality as electric machines GPM 450/450 SA. Eccentric wheel of operating mechanism demands only minimum power to process the paper even for heavy stock. Skew paper can be also creased/perforated due to thumbwheel angle adjustment of side guide.