A heavy duty metal frame and powerful motor make this machine a true workhorse. Free Owner's Class videos and lessons via Singer App. Your machine may come pre-threaded for your convenience. Accessories included are located in the storage area at the front of your machine. The Heavy Duty 4423 sewing machine is designed with your heavy duty projects in mind, from denim to canvas. Thanks to the machine's powerful motor, you have extra high sewing speed to save you time. With adjustable presser foot pressure, you can also sew very lightweight sheers, and the stainless steel bedplate allows fabrics to glide over the machine with ease. Create original costumes, sew personalized fashions or transform your home with new decorator pillows and curtains. Among the 97 stitch applications is a one-step buttonhole, giving you consistent results every time for projects you'll be proud to say you made yourself. The Top Drop-in Bobbin is not only easy to thread, it's easy to see so you won't run out of bobbin thread in the middle of a seam. Thanks to the SINGER Sewing Assistant App, help is available anytime you are, to help you learn how to set up to sew various fabrics and techniques.