Passing - copper no.6 smooth - 2 x 3m Passing - copper no.6 smooth - 2 x 3m Copper Passing No.6 smooth - 2 x 3m Copper passing thread £4.00 More is being made and will be back in stock very soon This is made of a core thread wrapped with copper thread for goldwork and embroidery projects. This is finer than Japanese thread and has a more wire like feel to it. To use, couch down with a strong sewing thread at even intervals (about every 2-3mm). The ends will need to be 'plunged' through to the back and finished off. Available in size number 6 this order is for 2 x 3m lengths (allows you to couch over two strands together). Also available in silver plated & gilt.