The #620 Machine repairs all types and sizes of books. You can also create sturdy bound student writing projects without ever leaving your classroom. The #620 easily binds up to a 2.5” in width and 14.5″ in length document or book with a sliding wall to hold smaller documents and books in place. It will also fit legal size items. This machine features a cooling stand, solid-state electronics, automatic binding cycle timer, one button operation and no warm-up is required. Product includes machine and cooling stand only. Our 620 and 520 machines have been specifically manufactured to produce a temperature that does not damage your books.