If you've just bought a sewing machine, you'll need to learn ... You can adapt the width and length of the stitch, but the most common setting is 3.5mm wide and 1.5-2mm long.

Originally, his Alfa sewing machine could only do a straight stitch or a zig-zag of varying widths. Since this was an old sewing machine, all of the controls were knobs and levers. RC car servos ...