... is suitable for sewing heavy weight materials such as safety belts, luggage, tarpaulins, tents, book bindings, etc. This machine is equipped with ... rotary large capacity shuttle hook, suitable for sewing heavy weight materials. Used for harness, tack, saddlery, canvas, sport equipment, footwear. Such products ... CBM TY441 Long-Arm, Cylinder-Bed, Unison-Feed, Extra Heavy Duty, Lockstitch Sewing Machine