... making Chuanhao CH-820 20T Automatic Oil Hydraulic Swing Arm Leather Production Machinery.1.Product Information Cutting area1000*500mmM.C.F ... , and easy maintenance.B.It is needed to press the button by two hands, to cut off the materials. There is ... one layer or several layers of the materials such as leather, rubber, canvas, nylon, cardborard, and so on.3.Factory View ...