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Rotating +90°, // we move it back from that // most outward position to point out as specified. Cube([knob_radius_bottom, knob_radius_bottom, external_indicator_height], center = true, $fn = top_rounding_faces); // Straight basic stem. Cylinder(h = stem_height + nothing, = stem_radius, $fn = smooth // outer pointy indicator // cube size of circle.

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