Duplo folders DF-505N Manual setting folder The DF-505N provides the most folding versatility with all its features, performance, and reliable compact frame.At an affordable price... immediately. DF-915 Automatic folder High speed folding up to 280 sheets per minute has never been easier with the DF-915 Automatic Tabletop Folder. With six popular pre-programmed... with up to 500 sheets, select the fold type, and hit start. The Duplo DF-915 is the fastest, most easy to use tabletop folder for all applications demanding speed and precision...