... producing of data cable, for core wire pair twisting with back twist equipment,such as CAT5E,CAT6,CAT7 etc.2,Specifications ... adjustableMain motor3.7KW spin motor,1 inverter control,1 active pay-off,2 sets 0.75KW inverters Bobbin sizeMax¢500(OD ... width) or made by customers' requirementBobbin weight requirement<250kg,wire pay-off tension 3-10NPay-off bobbin(mm)500(OD)*56 ...