High Speed Back-twisting Machine 1,For CAT5E,CAT6,CAT7 2,Motorized ... of data cable, for core wire pair twisting with back twist equipment,such as CAT5E,CAT6,CAT7 etc.2,Specifications ... Outer width)Main motor5HP,4P Ac motorTension range100g-1000g,stable and adjustableBack-twist tension standVertical double head,tension wheel 120mm, ... HR-DB-500/630(bobbin size) High Speed Pair Back-twisting Machine