SINGER 3221 Simple Sewing Machine - Automatic Needle Threader 21 Built-In Stitches 1 Fully Automatic 1-Step Buttonhole. Features: 21 Built-in Stitches with stitch guide included in the manual. Fully Automatic Needle Threader - sewing's biggest timesaver! Adjustable Stitch Length helps keep seams strong and prevents bunching. 1 Fully Automatic 1-Step Buttonhole - professional results at the touch of a button. Free Accessories Included with on-board storage. Free Arm for sewing hard-to-reach areas including sleeves and cuffs. Quick Start Guide included for easy set up. Machine Intro DVD included - a complete introduction to your machine