Uploaded December 2022 | Updated September 2026, 56 minutes ago
This video shows parameter adjustments for 1/4 and 1/2 stitch buttons on the PS-1987B and PS-1933B industrial sewing machines.
This video shows parameter adjustments for 1/4 and 1/2 stitch buttons on the PS-1987B and PS-1933B industrial sewing machines.










