... data cable, for core wire pair twisting with back twist equipment,such as CAT5E,CAT6,CAT7 etc.2,Specifications: Machine modelVertical ... motorTension range100g-1000g,stable and adjustableBack-twist tension standVertical double head,tension wheel 120mm,3+3 ditch,pecision potentionmeterPay- ... 2200kg Motorized take-up with constant tansion HR-DB-500/630(bobbin size) High Speed Pair Back-twisting Machine