The creaser operates a creasing rule. A lot of kind of creasing rule can be mounted on the device wich are used in die cutting tools.
The opposit part of the creaser is a Cito creasing channel.
Could you use a simple device like this in your work?
Cutting, folding, kisscutting, creasing and perforating machines, corner rounders, cylinder dye cutters and everithing you need to finish your printed material, direct from manufacturer...