1.Steel welded structure, stress elimination by vibration, high mechanical strength, and exceptional rigidity.
2.Hydraulic top-drive, steady and reliable.
3.Mechanical stop and steel torsion bar to maintain  synchronization and high precision.
Electric adjustment, manual fine adjustment, and digital display for backgor backgauge distance and stroke of up ram.
4.Deflection comtion compensation unit  installed on the up die or on the down die if the  operating pressure is 250t or  above