... machineThe ironworker adopts mechanical driving, and the frame adopts steel welded structure, which has sufficient strength and rigidity. ... well as punching and notching the square,round and angle bar, channel and joist, etc TECHNICAL PARAMETER:Punching ... It could be used as punching,shearing angle steel,shearing rounds,shearing square steel,shearing steel plate,mould shearing,shearing-beam,shearing ...