The SigmaStitcher is a saddle stitcher that is equipped with an infeed for flow-through folding as well as an accumulating station for accurately timed gathering and separation of the products. It operates at a speed of up to 6,000 stitched products per hour. The system offers the flexibility to also integrate modules such as a cover feeder, merchandise tipper, or card folder feeder, to produce a broad variety of products.

The saddle stitcher uses a new, patented and selective stitching mechanism which can process different thicknesses from book to book. Fully automatic makeready with Amrys (Automatic make ready system) ensures very short job set-up times.