SINGER 14U11 is a professional overlock machine designed for two thread overedging, two thread chain stitching (14U13), and interlocking (safety stitching) (14U13) from light to heavy material (lawn to denim). It features adjustable stitch length, thread tension, and overedge seam width, allowing for precise control over the stitch quality. The free arm capability makes it convenient for sewing tubular items like sleeves and pant legs. With its easy threading system and clear threading guides, the SINGER 14U11 is user-friendly and suitable for both beginners and experienced sewers.