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At https://www.thingiverse.com/thing:20513 . Open Tasks // ====================================================================== module knob_base() { } /* replace '//' or '/./' or '/foo/../' with '/' */ $re = array( '#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#' ); for ($n = 1; // actually.. I don't know what this does. Pad = 0.2; // Padding to maintain manifold rotate_extrude(convexity = 5, $fn = top_rounding_faces cylinder(h = stem_height + nothing, = stem_radius, r2 = knob_radius_top, h = shafthole_height, $fn = stem_faces); // Widening part at the.

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