... 30D/1F nylon or polyester yarn x 2 ends (or 20D/1F X 2 ends) at fully closed regular intervals, 1 end ... covered clockwise, 1 end covered counterclockwise, the yarn has strong tensile strength ... -color, Fluorescent, Transparent, Mat color etc.3) Mx-type metallic yarn is used in sweaters, knitwears, tricots, basketwork, weaving, craftwroks, embroidery ...