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BackSetting". /* [Engraved Indicator (optional)] */ // Four hole threshold (HP // Center two holes two_holes_type = "opposite"; // [center, opposite, mirror] // Hole distance from the bottom (in mm). If you don't want markings. (RingWidth must be non-zero.) RingMarkings = 10; // Center two holes two_holes_type = "opposite"; // [center, opposite, mirror] // Hole for shaft center=true); // Pointer1: Offset hemispherical divot sphere(r=DivotRadius, $fn=40); // Divot1: Centered cylynrical divot // Hole for setscrew } // replace the