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Cird=cord-cdp; cfn=round(2*cird*PI/cwd); clf=360/cfn; crn=ceil(chg/csh); echo("knurled cylinder min diameter: ", 2*cord); echo("knurled cylinder max diameter: ", 2*cird); if( fsh < 0 ) { 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 -6.33566 7.50886 facet normal 0.83147 -0.55557 0 facet normal 0.299918 0.561107 0.771497 vertex 7.90994 -3.27641 5.56266 facet normal 9.838428e-002 1.035813e-003 9.951479e-001 facet normal -0.388731 0.815358 0.429045 vertex -0.858226 -6.7913 7.56202 facet normal 0.643697 -0.528271 0.553701 facet normal 0.584875 -0.805024 0.09928 vertex 4.28661 6.75462 20 facet normal 0.643667 0.528237 0.553767 facet normal 0.532813 -0.843303 0.0703594 vertex -0.632644 -8.44206 17.8205 facet normal 2.223986e-15 7.910530e-01 6.117476e-01 facet normal -2.666772e-15 -5.594584e-15 1.000000e+00 facet normal 0.452782 -0.137349 0.880979 vertex 8.17421 -1.62595 5.74921 facet normal -9.683078e-01 2.497601e-01 0.000000e+00 vertex -1.012109e+02 9.281104e+01 1.855000e+01 vertex -9.047274e+01 1.008927e+02 2.655000e+01 facet normal 2.337051e-01 2.008426e-03 -9.723055e-01 facet normal -9.715453e-001 2.368537e-001 0.000000e+000 vertex 5.258615e+000 -2.174272e+000 2.496000e+001 vertex -5.367797e+000 1.709973e+000 2.496000e+001 vertex -6.992785e+000 -9.744930e-001 1.747200e+001 vertex -6.149543e+000 3.418378e+000 2.496000e+001 vertex 3.252574e+000 6.251968e+000 9.983999e+000 vertex -3.825564e+000 -4.191461e+000 2.496000e+001 vertex 5.417013e+000 1.665509e+000 9.983999e+000 vertex 1.561409e+000 5.411416e+000 2.496000e+001 vertex 3.660537e+000 -6.112594e+000 9.983999e+000 vertex -5.649374e-001 -5.665795e+000 9.983999e+000 vertex -2.857563e-001 -5.687710e+000 9.983999e+000 vertex 1.951762e+000 6.764269e+000 2.496000e+001 vertex -2.407443e+000 -6.689721e+000 2.496000e+001 vertex 6.868123e+000 1.745502e+000 9.983999e+000 vertex -1.851797e+000 6.779951e+000 2.496000e+001 vertex -2.857563e-001 -5.687710e+000 1.747200e+001 facet normal -0.489712 -0.50788 0.708689 vertex -4.60319 -5.70811 7.20554 vertex 5.69935 4.54285 7.24096 facet normal 0.587089 -0.046216 0.808202 facet normal -0.288955 -0.952359 0.0975571 vertex.

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