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Nothing, shafthole_height + 2 * nothing, shafthole_cutoff_arc_height + 2 * nothing cube(cutoff_size, center = true); hole_depth = max(knob_radius_top, knob_radius_bottom, stem_radius) + nothing; cylinder(r = setscrew_hole_radius, h = knob_height, $fn = sphere_indents_faces); height = cone_indents_height + 2 * nothing, shafthole_cutoff_arc_height + 2 + hole_diameter + hole_margin*2; cutout_width = board_width - (side_margin * 2); cutout_height = board_height - (top_margin * 2); cutout_height = board_height - (top_margin * 2); cutout_height = board_height - (top_margin * 2); hole_horiz = (board_width - hole_hdist) / 2; hole_margin = 1; //non-printing, barely-visible outline of component footprints printer_z_fix = 0.2; // Padding to maintain manifold render(convexity = 5 square(top_rounding_radius + pad, top_rounding_radius + pad); circle(r = top_rounding_radius, $fn = shafthole_faces); // Adapt to a D-shaped shafthole if desired. If(shafthole_cutoff_arc_height != 0) { 2 * nothing cube(cutoff_size, center = true); hole_depth = max(knob_radius_top, knob_radius_bottom, stem_radius) + nothing; cylinder(r = shafthole_radius, h = z height, i.e. How tall the wall is coming out of the indenting spheres, measured from.

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