Such zig-zag sewing machines can even stitch fabrics that cannot be stitched with a straight stitch and the automatic electric functions provide the convenience of use.

Learn how to sew a microwave potato bag with a free sewing pattern. This kitchen sewing project is easy and makes a great handmade gift. ... Zigzag the seam allowance on each side to finish the edges.

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.