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SINGER® Heavy Duty™ 4423 Owner's Class
Learn the ins-and-outs of your SINGER® Heavy Duty™ 4423 Sewing Machine. The SINGER® Owner's Class shows you how to set up your SINGER® Heavy Duty™ 4423 sewing machine, how to thread your machine the first time, change needles, sew on buttons and much more. All Owner's Classes are available right here on SINGER.com on the respective product page, or on the SINGER® Youtube channel.