... 40mic or 50mic) Steel Yarn Twisted by COTTON-Ne20 / 2, Ne 30 / 2, Ne40 / 2. . . Up to Ne100 / 2B) VISCOSE + ... 40mic or 50mic) Steel Yarn Twisted by VISCOSE-Ne20 / 2, Ne 30 / 2, Ne40 / 2. . . Up to Ne100 / 2C) POLYVISCOSE + STEEL ... 40mic or 50mic) Steel Yarn Twisted by POLYVISCOSE-Ne20 / 2, Ne 30 / 2, Ne40 / 2. . . Up to Ne100 / 2D) POLYESTER + STEEL ... 2012-09-06 cotton/steel twisted yarn Ne21/2+0.035mm