... .128spindles(single layer) 4.simple operation JW318B Two for one twisting machine Application Range:Cotton yarn, wool yarn, polyester yarn, pure polyester ... Overfeeding Roller, so it can flabbily wind, dye directly;5. High-quality spindles is suitable for revolving continuouslyat a rapid rate ... 68°, 19.09°, 21.86° Twisting direction S or Z Twist 85-2160T/m Spindle speed 4000-10000 r/min Spindle tension ...