Feature●2-3-4 Thread Stitch Capability ? Stitch options for seams, seam finishes, hems and more.●Free Arm ? Easily sew hard-to-reach areas like sleeves and cuffs.●Differential Feed ? Prevents seams in knits from stretching and lightweight fabrics from puckering.●Rolled Hems and Narrow Hems ? Four different fine hemming options for various looks.●Adjustable Tensions ? Keeps stitches balanced, yet adjustable for various serger sewing techniques. Adjustable Stitch Length ? Set stitch length as desired for your thread and sewing technique.●Adjustable Lower Knife - Determines cutting position so you can set stitch width as desired. Movable Upper Knife ? Trims excess seam allowance as you sew; disengage to sew without trimming.●Included Feet and Accessories: Needle pack including two needles, size #14/90 (SINGER Overlock needles #2022) Universal Sewing Foot Screwdriver Tweezers Allen key to change needles 2-thread overlock converter Foot Control Dust CoverDescription Whether you want to sew narrow hems on napkins, stitch up a pair of PJs, or create decorative edges around a blanket, the SINGER® S14-78 serger will be the perfect addition to your sewing area! With power and precision along with easy-to-use features, the SINGER® S14-78 serger provides the professional “store-bought” look you’ve been seeking!