1,MD11-1-based CNC system. 2,Servo control technology. 3,Backgauge,gap or angle control. 4,Stroke length limitation. 1, ... is steel- welding , the structure is compact, good rigidity.3,Track of blade movement is precision casting copper,less friction.4,Upper ... guide can adjust until achieve a good shear section, below blade can adjust via welding screw make the cutting mouth smooth ...