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KH-1508 Under-thread
Skipping Controller for Kansai DLR-1508 Machine.

This
controller is specially designed for waist band sewing. When the knee
switch is pressed, the looper holder
is pulled from its original position and unable to work
normally. This make the bottom thread can not knot with
the surface thread. Once the knee switch is released, the looper holder
return and able to work normally again. |