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$fn=40); // Divot1: Centered cylynrical divot // Hole radius (mm) hole_r = 1.7; // Hole for shaft center=true); // Pointer1: Offset hemispherical divot sphere(r=DivotRadius, $fn=40); // Divot1: Centered cylynrical divot // Flat for D-shaped hole } // Dinosaur Comics (alt tags+blog), CAD, attempt at OOTS.

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