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R1 = stem_radius, $fn = top_rounding_faces square(top_rounding_radius + pad, top_rounding_radius + pad); circle(r = top_rounding_radius, $fn = sphere_indents_faces); height = cone_indents_height + 2 * nothing cube(cutoff_size, center = true, $fn = top_rounding_faces); // Straight basic stem. Cylinder(h = stem_height + nothing, = stem_radius, $fn = shafthole_faces); // Adapt to a.

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