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// 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 3.04892 6.59 vertex -2.8149 1.17038 6.59 vertex 2.53508 -1.69389 6.59 vertex 2.2961 5.54328 6.59 vertex -1.17054 -5.88471 6.59 facet normal -0.768578 -0.632004 0.0992881 vertex 6.91689 0.398636 20 vertex 5.09939 -6.16411 20 facet normal -0.119227 -0.101844 0.98763 vertex 4.25243 -0.203118 18.7299 facet normal 0.18809 0.243721 0.951432 facet normal 0.479374 -0.871983 0.099229 facet normal 0.12243 0.987495 0.0993177 facet normal -4.084288e-01 -9.127901e-01 3.491148e-04 facet normal 0.525863 -0.615705 0.586835 facet normal 0.772555 0.634846 0.0113566 vertex -5.7853 -4.29641 7.81019 facet normal -0.31635 -0.464833 -0.826954 vertex -2.0532 2.04871 18.9333 vertex 2.27697 1.77649 18.9096 facet normal -0.181189 -0.229615 0.956268 facet normal 0.0933405 0.0288809 -0.995215 vertex 9.29249 -3.68164 0.0461054 facet normal 0.598005 0.573948 0.559441 vertex -4.54413 5.74517 7.2866 facet normal 0.584874 -0.805008 0.0994259 facet normal -0.94072 0.331806 0.0703598 facet normal -9.992245e-001 -1.999475e-003 3.932509e-002 vertex 4.044623e+000 -2.334935e+000 -1.681500e-003 facet normal -0.0766184 0.956715 0.280761 facet normal 0.544084 0.22536 0.808199 facet normal 4.709219e-01 -1.317076e-03 8.821739e-01 vertex -1.055569e+02 9.725134e+01 1.138097e+01 facet normal 0.989339 -0.0974657 0.108209 facet normal -0.451284 -0.844291 0.288991 vertex -3.4335 8.28921 4.79464 facet normal -0.083183 0.0810354 0.993234 vertex -4.3315 5.83003 7.92322 facet normal 5.7231e-05 -0.113358 0.993554 facet normal -0.0992318 0.0992318 -0.990104 facet normal 2.498245e-001 4.371932e-001 8.639733e-001 facet normal -0.634395 0.773009 0 facet normal 0.767816 0.634378 0.0895789 facet normal 0.271019 -0.654332 0.705973 facet normal 0.0546157 0.55474 0.830229 facet normal 2.036634e-15 -1.002308e-15 -1.000000e+00 facet normal 7.589332e-001 -6.511685e-001 0.000000e+000 vertex -1.749565e+000 5.343153e+000 2.496000e+001 vertex 3.660537e+000 -6.112594e+000 9.983999e+000 vertex 3.956218e+000 -5.925223e+000 2.496000e+001.

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