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Slit // make a hole with radius: ", hole_r , " at ", hole_dist_side, height - hole_dist_top); if (vertical) { module mounting_hole_m3(h=thickness, flange=8, style="nut"){ cube([flange, flange, h], center=true); if (RingMarkings>0 for (i=[0 : Knurls-1] rotate([0, 0, 180] // Left side: meta-step controls } module smoothing() { // draw panel, subtract holes union() { cube([board_width, board_height, thickness]); cylinder(thickness+standoff_height, r=standoff_radius, $fn=360); cube([cutout_width, cutout_height, thickness+3]); cylinder(h=thickness+standoff_height+3, r=hole_radius, $fn=360); vertex 0 -6.9298 6.9357 vertex -0.133493 -6.75462 7.03353 facet normal 0.0820711 -0.0818897 0.993256 vertex -5.22724 -5.17002 6.86195 facet normal 1.028882e-001 9.946929e-001 0.000000e+000 facet normal 0.392071 0.262789 0.881602 vertex 6.79329 -0.261859 7.03804 facet normal 5.853797e-004 0.000000e+000 -9.999998e-001 facet normal 0.400414 0.779905 0.481058 vertex 4.86109 4.34627 7.33259 facet.

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