... /rayon cotton on that are completely wrapped by 12μ. 1/69" or 1/32" metallic yarnUsage: especially used as embroider thread, for machine ... embroidery, hand embroidery, woven, fabric, tape, etc.27", 1/110", 1/92", 1/85", 1/69", 1/50", 1/32", 1mm, 2mm, etc.Thickness: 25μ, 30μ, 16 ...