1,E10 NC System. 2,Free setting of proportional. 3,Automatic compensation for X-. 4,X-axle soft limitstop. ... structure, with sufficient strength and rigidity;2,Hydraulic down-stroke structure, reliable and smooth;3,Mechanical stop unit, synchronous torque, and ... tension compensating mechanism, in order to guarantee high precision of bending. WC67Y-125T/2500 CNC hydraulic sheet metal bending machine