Very suitable for sewing factory technicians who demand components to develop their maintenance and operating productivity This rotary shuttle head replacement is engineered to improve fabric sewing processes in sewing factories and workshops Crafted from stainless steel, good durability, not easy to break, long service life This shuttle head boasts high wear resistance, ensuring good stability during high speed process Improve your sewing efficiency with this Rotary Shuttle Head, designed to fit various high speed sewing machines