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Top. Rotate([0, 0, i * (360/RingMarkings)] cube([RingWidth*.5, MarkingWidth, 2], center=true); cube([8, 3, KnobHeight], center=true); if (RingMarkings>0 for (i=[0 : RingMarkings-1] rotate([0, 0, 180] // Left side: meta-step controls } module make_surface(filename, h) { From e8295830c4756e41fd19dc7b9fd77b84addfd373 Mon Sep.

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