heavy load pallet transport carts push_pull_units_PTT3_with_pivot_bearing servo feeder straighteners TAL100 Schwerlasthandling universal_transport_carts hydraulic_gripper_feed_series_X Coilverarbeitung flat bed_transport_solution indoor universal truck type 1 Werkzeugwechsel coil_tilting_turning_table strip_processing_lines hydraulic_coil_tilting_turning_table