DESC: Offering 42 stitch functions and loads of features for ease, simplicity, and flexibility, this heavy-duty machine sews all fabrics, from multiple layers of denim to delicate silks. Features include a one-motion threading system with automatic tension; reverse sewing for locking seam ends and reinforcing stitches; adjustable stitch length and width; and an infinitely adjustable needle position for attaching zippers and top stitching.