... /150D rayon or 140D nylon that are completely wrapped by 12μ. 1/69" or 1/32" metallic yarnUsage: especially used as ... /50", 1/32", 1mm, 2mm, etc.Thickness: 25μ, 30μ, 16μ, 15μ, 12μ, etc.Packing: 100g, 150g and 300g per coneColor: all colorsType ...