Wire Binding - FAQs # Article Title 1 What is the difference between spiral-o-wire and double loop wire? 2 Why are their two pitch options in double loop wire? 3 Do I need a thumb notch for my calendar? 4 How do I create a wire book, so I leave the wire seem at the back of the book? 5 Will spiral-o-wire fit into the same punch pattern as plastic comb binding? Recently Viewed Products