Mechanical Binding

mech_binding_accentDouble Loop Wire-O | Plastic Spiral

3:1 ( 3 loops per 1 inch )                 4:1 ( 4 coils per 1 inch )

Width of spines:                                  Width of spines:

Minimum  1/4″                                    6mm or 3/16″

Maximum  9/16″                               35mm or 1  3/8″

2:1 ( 2 loops per 1″ )                         * Calendars - Desk, Wall hanging ( Thumb cut )

Minimum  5/8″                                  * Notebooks - Hidden wire ( Wrap Covers )

Maximum  1 1/4″                              * Flipcharts

                                                                 * Cookbooks