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Knob_radius_bottom, r2 = knob_radius_top, h = knob_height, $fn = knob_faces); // Create a round shafthole base shape. See knob_base(). Rotate([0, 0, 45] cube([2, 2, KnobHeight+.001], center=true); if (style == "nut"){ } module mounting_hole_m3(h=thickness, flange=8, style="nut"){ cube([flange, flange, h], center=true); if (Pointer2==1 cube([8, 3, KnobHeight], center=true); // Flat for D-shaped hole } // draw panel, subtract holes union() { difference() { linear_extrude(height) railProfile(); railSupportCavity(height); } } // Three Panel Soul elseif (strpos($article['link'], 'paintraincomic.com/comic/') !== FALSE) { // only.

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