If you have a case maker and want to create fantastic looking and high quality hard covers, you'll need a Fastbind Binder Board/Chip Board. Designed with a 90 pt thickness, these binder/chip boards are compatible with the case making machines from Fastbind. You can choose from the letter portrait and landscape, 10'' x 10'', 11'' x 14'', 11'' x 17'', 12'' x 12'', and 18'' x 18'', and order them in 25 or 50 pairs. Affordable and top quality, you will be able to use these boards/chip boards immediately to complete your book making projects to a high standard.