Truly a revolution in Overlock and Coverstitching One-Step BERNINA Air Threader Intuitive operation via touch screen Fast, precise & quiet Extremely convenient Total Stitch Control Quilters’ first choice: L 890 QE Fast and precise seams can be achieved with ease when using the BERNINA L 890 QE. Create perfect 1/4“ seams using an overlock or chainstitch, or take your creativity off the