For testing the creasability of carton board. Ensure fault free folding. In addition it gives the carton makers a guide to correct settings for cutting and creasing equipments so that the trial and creasing error is reduced and the production of the faulty cartons be avoided. Suitable for board caliper 300-1000 Micron (0.012-0.040 inch) 18 creasing channels between 1- 4.06 mm (0.04-0.016 inch) variable crease depth.