Zipper Rule

Body: 49HRC
Edge: 49HRC
Thicknesses:  2 / 3 / 4


Much of today’s packaging is being designed with ease of opening in mind. National’s Zipper Rule is designed to maintain package integrity through the distribution channel, yet provide a package that opens without need of knives or other tools.  Available in both serrated style for rotary dies and standard for flat dies, zipper rules can be ordered in a variety of styles depending on the desired tear strength. Like all National products, Zipper rules come in “left hand” or “right hand” and can be customized to meet your specifications.


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