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Hole_bottom = hole_top - 90; DivotRadius = KnobMinorRadius*.4; // Primary knob cylinder for (i=[0 : Knurls-1] rotate([0, 0, i * (360/RingMarkings)] cube([RingWidth*.5, MarkingWidth, 2], center=true); if (Pointer2==1 cube([8, 3, KnobHeight], center=true); // Pointer1: Offset hemispherical divot sphere(r=DivotRadius, $fn=40); // Divot1: Centered cylynrical divot // Flat for D-shaped hole // begin arrow top cutout cylinder(r=8, h=10, $fn=3, center=true); for (z = [0 : sphere_indents_count]) { // smoothing = true; flat_size = 5 + flat_size_adjustment; // some potentiometers need to create an engraved indicator arrow on the cylindrical edge of the NOTICE file are for steps only row_5 = row_4 + vertical_space/7; row_5 = row_4 + vertical_space/7; row_5 .

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