high lift coil transport vehicle with carrying bolt and change prism flatbed cart metal blanks turner Handlingsysteme push pull units PTT3 with lifting hydraulics servo feeder straightener RSDE80 ultra_compact_coil_feeding_lines blank_stack_turner Werkzeughandling Decoilers_with_constant_speed_drive pedestrian_push_pull_unit_PTT3_with_pivot_bearing servo_roll_feed