American Thermoplastic Co. – Manufacturers of custom imprinted binders, index tabs and related loose-leaf products since 1954, ATC offers a wide variety of colors, styles and sizes for your presentation needs. Custom Binders.net – One of the top custom binder vendors throughout the United States.
The boosters on a three ring binder are the levers that are used to open and close the rings.
The board is placed inside the cover material of a binder. The board of custom 3 ring binders varies in thickness and flexibility. It is usually between .020″ and .250″ thick.
The distance between the posts and center of the rings. It is abbreviated (C-C).