Product Detail Creates five different folds: letter (except with 8 1/2" x 14"), half, z-fold, double parallel, and right-angle No fanning is needed because it has a self adjusting retarder Operates at a speed of up to 9,000 sheets/hour Handles paper sizes from 3 1/2" x 5" to 8 1/2" x 14" Stapled sets of up to 5 sheets can be folded by hand-feeding documents into the feed table bypass . The "Martin Yale Model 1601 Tabletop Ease-of-Use AutoFolder, Folds up to 9,000 sheets/hr, Grey PRE1601" is best product for you. We recommended Martin Yale Model 1601 Tabletop Ease-of-Use AutoFolder, Folds up to 9,000 sheets/hr, Grey PRE1601