Formax FD 320 - Office Desktop Paper Folder [Full Warranty]. _ The FD 320 document folder offers a new level of performance and affordability. Made with ease of operation in mind, the FD 320 utilizes a "drop-in" feed system which eliminates the need to fan the paper. Clearly marked fold settings allow for quick and easy setup, and make this machine ideal for any church, school, business or department. As with all Formax folders, the FD 320 consists of a heavy-duty steel frame and molded high-impact side covers. Featured HighlightsVariable Speed: Up to 11,000 pieces/hrDrop-in three tire feeder. Folds documents up to 11"x17". Removable upper and lower fold plates. Recommended Options: Automatically square and align forms with a 402 Series Jogger.