Brother 1634D 3 or 4 Thread Serger with Differential Feed, Soft Cover and Accessories 3- or 4-thread capability, with 1-needle 3-thread, or 2-needle 4-thread overlock options Easy-to-follow, color-coded lay-in threading Includes standard serger foot, blind stitch foot, gathering foot, soft cover and a range of useful accessories Perfect for finishing, home decor and creative fashion sewing Create ruffles, blind hems, rolled hems, insert zippers and more