these products are cylinder bed compound feed extra heavy duty sewing machines, basing on extra large hook and 20mm height of presser foot lift, they can easily sew multilayer heavy duty material with good stitching performance. Built-in silicon oil box and bobbin winder in the top of machine is a user friendly design. They are ideal machines for sewing auto products (air-bag, seat cushions, life belt, etc.), handbags, baseball gloves, sports apparatus,
tents and other extra heavy duty products.
