... cop.The winder of series is suitable for winding on tapered bobbin for uses to process step form warping, doubling, or knitting ... apply to purified cotton, pure wool, or multifold chemical fiber bobbin or cop.2Spindle guage334mm325mm3Spindle number36,48(standard),604Winding speed300∼1000m ... ×1000×1600,60 Spindle:10500×1000×1600 High speed cone winding machine