4 Needle 6 Thread Feed-off-the-arm Both Cutting Flatseamer for Fine Material A both cut flatseamer for the garments made with fine materials. Exclusively designed sewing parts and lap former ensures positive feeding performance and ideal overlapping. Unique ?presser foot floating system? gives minimum necessary pressure on fabric and prevents the work from waving and damage.  With automatic Thread Chain scissors-cutter placed directly behind the presser foot. Cutting at the beginning and at the end of sewing process, controlled by photo-cell. With Thread Chain waste and fabric waste suction. Efka direct drive servo motor w/ control panel VARIOCONTROL.