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Passing thread is couched down singularly in the same colour sewing thread or a contrasting colour. Passing thread is often used for Or Nue (couching down the passing thread with different colour threads to create a design or pattern on the surface of the passing thread) and underside couching.No. 6 Smooth Passing Thread: Approximately 0.7 mm across the width of the thread.

Reel contains approx 36m