... ironworker adopts mechanical driving, and the frame adopts steel welded structure, which has sufficient strength and rigidity. ... called Hydraulic Combination punching-shear machine with shearing mould with types of Q35Y-16, Q35Y-20, Q35Y ... punching,shearing angle steel,shearing rounds,shearing square steel,shearing steel plate,mould shearing,shearing-beam,shearing channel steel and punching shutter ...