These aluminum bobbins, measuring 21mm wide and 8.5mm thick, are considered top-end “luxury bobbins.” They offer less resistance, resulting in smoother bobbin thread tension. Ideal for various models of industrial single needle machines.
These aluminum bobbins, measuring 21mm wide and 8.5mm thick, are considered top-end “luxury bobbins.” They offer less resistance, resulting in smoother bobbin thread tension. Ideal for various models of industrial single needle machines.