This SINGER® HEAVY DUTY sewing machine is a true workhorse. With a heavy duty metal interior frame, stainless steel bedplate, extra-high sewing speed and a powerful motor. Convenience features including practical, stretch and decorative stitches, an automatic needle threader, top drop-in bobbin, fully automatic 1-step buttonhole and drop feed for free motion sewing add a new dimension of ease to heavier sewing.