//// toplevels-from:sewing-table.scad include TEST = true; test_tile_th = 0.67; test_edge = interlock_dia * 0.5 + interlock_fine + 2; leg_n_fins = 2; leg_top_thick = 3; leg_bot_thick = 4; leg_top_flat_z = 0.5; leg_fin_top_w = 2; leg_fin_bot_w = 3; leg_fin_bot_rad = 15; leg_bot_mid_dia = 9;