The SINGER Heavy Duty Serger Overlock Machine is a sewing machine designed for creating professional-looking seams and finishes on various fabrics. With its heavy-duty construction, it can handle tough fabrics and multiple layers with ease. The machine is made by the well-known brand SINGER and is specifically designed for serging. It is ideal for those who want to take their sewing projects to the next level and achieve a polished, finished look.