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= stem_radius, $fn = top_rounding_faces cylinder(h = stem_height + nothing, = stem_radius, $fn = 3, center = true); // The OpenSCAD default. // go positive if you want finger ridges around the top knob top_row = height - v_margin*2 - title_font_size; working_increment = working_height / (8+tolerance/3); // generally-useful spacing amount for vertical columns of stuff col_left = h_margin; working_height = height - v_margin - title_font_size*1.5; saw_out = [third_col, fifth_row, 0]; square_out = [third_col, fifth_row, 0]; square_out = [third_col, fourth_row, 0]; //Fifth row interface placement square_out = [third_col.