The Singer 5511 Scholastic Heavy Duty Sewing Machine is a heavy-duty sewing machine that is designed for heavy-duty projects such as denim and canvas. It has a powerful motor that allows for extra high sewing speeds. It also has adjustable presser foot pressure, and a stainless steel bedplate that allows fabrics to glide over the machine easily. The 5511 has 69 stitch applications that cover essential sewing techniques. It also has a rigid interior and metal frame that provides excellent support for skip-free sewing. The 5511 can sew at up to 1100 stitches per minute.