Line the template up against each signature and use the awl to poke holes at each mark that you've made, all along the fold. This will ensure that the holes line up when you are threading the pages.  Photo 4 of 23 in Bookbinding by Jordan Kushins

Bookbinding

4 of 23

Line the template up against each signature and use the awl to poke holes at each mark that you've made, all along the fold. This will ensure that the holes line up when you are threading the pages.