... Imported electronic, hydraulic & pneumatic elements 3.CNC controlling, servo motor APLH-2020 CNC Angle Mark,Punching, Cutting Line Feactures1) ... can be conveniently adjusted. 4) Marking unit adopts a closed frame with good rigidity. Four sets of character ... , shearing, marking, marking device movement, pressing and supporting workpiece and transposition of character boxes. The hydraulic pipeline is ...