// details in arcs FN=40; DIM_LINE_WIDTH = 5; beam_width = 44; beam_depth = 44; matress_width = 900; matress_length = 2000; step_width = 360; // bij plint gemeten! bed_length = 2340; bed_height = 1800; bed_box_height = 300; board_thickness = 3.6;