... D 2) 1.33Dtex x 38mm, bright for sewing thread 3) 1.33Dtex x Specification: 1) 1.56Dtex x 38mm, S/D ... 2) 1.33Dtex x 38mm, bright for sewing thread ... 3) 1.33Dtex x 38mm, S/D 3) 2.22Dtex x 51mm, M/L 4) 3 ... .6Dtex x 65mm, wool type 6) 1.33Dtex x38mm ...