Adjusting the tension on a sewing machine can be incredibly frustrating. Here, qualified engineer and Master Craftsman, Alex Askaroff spills the simple secrets of a perfect stitch on most sewing machines. Alex grew up in the sewing trade and spent a lifetime repairing all types of sewing machines, from the largest industrial machines, to toy sewing machine. In easy to follow instructions Alex walks you through the enigma of sewing machine tension adjustment. Alex's specialist insight into this minefield has already saved countless thousands in unnecessary repair bills.