Machine for hemming jeans, with the possibility of interchanging the stitch between lockstitch and chainstitch, replacing the sewing parts with included kit. Thanks to the upper / lower puller and needle feeding, it guarantees precise stitches even on heavy fabrics with unevenness preventing damage to the fabric. The machine is complete with presser foot lifter, automatic thread trimmer and pneumatic opening guide. Height adjustable column support and integrated Ho-Hsing electronic motor.