With speeds up to 300 sets per hour the Duplo DBM-120 Dynamic Booklet Maker is the answer to problems that call for fast, dependable booklet stapling and folding. Capable of handling sheets 5.5" x 8.5" to 11" x 17" in a wide variety of weights it offers the flexibility needed to handle any project thrown at it. Automatic features that track missed sheets, doubles, and jams with also ensuring that your job is jogged completed and accurately as well.