SA-T30 This machine suitable for winding tying AC power cable, DC power core, USB data wire, video line, HDMI high-definition line and other transmission lines, This machine have 3 model, please according tying diameter to choose which model is best for you, For example, SA-T30 suitable for tying 5-35MM, Coil diameter is Adjustable from 50-200mm. One machine can coil 8 and round both shape, coil speed, coil circles and wire twisting number can directly setting on machine, It’s Greatly Improved wire process speed and save labor cost.