(1) frame welded, vibration to eliminate stress, high in rigidity, sturdy and durable. Hydraulic drive, swing beam, return of knife is smooth and prompt by accumulator nitrogen, stead & reliable perform.(2) The position of low blade can be adjusted to ensure the equilibrium of the gap after regrinding. The protable and prompt adjusted of the blades gap, the value of gap is indicated by dial, positioning reliable.(3) Setting the backgauge by motor. The displessly devices used to the backgauge value and the shearing times are on the front of the machine.(4) The stroke of knife or beam can be adjusted steplessly, conveniently and fast. Preselection of single or continous strokes. Preselection of cutting number and cutting strokes. Technique specification:  
Series QC 12Y 4 X 4000 Hydraulic Swing Beam Shearing Machine