54" Dusenbery Model 635 BL. Maximum rewind diameter of 24” without top riding rolls, with top riding rolls is 21”. Duplex rewind with core spacer differential rewind tension control-all the slit roll has individual tension control. Four zone individual tension control, you can run four different slit widths at the same time. Rewind mandrels for use with 3" core. Slitting is razor in the grove cut. The maximum speed is 500FPM. Cork covered pull rolls. Equipped with a 32” internal unwind. Automatic edge guide edge only guiding. Unwind tension is controlled with an air-cooled brake. 3” air expanding unwind shaft. The Drive system Consists of a 7.5 HP DC motor and a new Seco main drive controller.