... -120TPM Nylon products:Nylon ( dope dyed) DTY: conventional colors :black, blue, gray and so on.Nylon DTY ( white ) commonly used specifications ... ,100D/36F/2,70D/24F/1,100D/36F/1Nylon twisting yarn specifications:70D/1,100D/1,30D/2,40D/2,50D ... /2,70D/2,100D/2,150D/2. Nylon DTY Twist yarn 100-120TPM