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Make_the_knob(); module make_the_knob() { difference() { union() { cube([board_width, board_height, thickness]); cylinder(thickness+standoff_height, r=standoff_radius, $fn=360); cylinder(h=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 -2.2961 -5.54328 6.59 facet normal 0.638759 -0.741873 0.203989 facet normal 0.297059 0.243768 0.923219 facet normal -0.292516 -0.954699 0.0546275 facet normal -2.121107e-001 3.654880e-001 9.063264e-001 vertex 8.812179e-001 -5.591362e+000 2.494118e+001 facet normal 0.634399 0.773006 4.46254e-06 facet normal 9.127763e-01 4.084597e-01 3.193598e-04 vertex -9.090395e+01 1.020222e+02 3.455000e+01 facet normal -0.0974598 -0.995174 0.0114215 vertex -7.19679 -1.05954 7.81812 facet normal -0.103782 -0.261482 0.959613 facet normal -4.961389e-001 -8.682432e-001 0.000000e+000 facet normal 0.634846 -0.772555 0.0113566 facet normal -2.971779e-001 -5.209042e-001 8.002150e-001 facet normal 0.995186 -0.0980092 3.9263e-06 facet normal -8.282777e-01 -4.097348e-03 -5.603029e-01 vertex -1.075503e+02 9.665134e+01 5.744652e+00 facet normal -0.996728 -0.0397771 0.07036 facet normal 9.987861e-001 4.447341e-003 4.905725e-002 facet normal 2.879637e-001 -4.960619e-001 8.191456e-001 vertex -4.361578e+000 3.396764e+000 2.491820e+001 facet normal -0.940721 -0.331802 0.0703595 facet normal 0.94635 -0.307486 0.0993716 vertex 9.68583 2.4869 0 facet normal 0.163052 0.820224 -0.548312 vertex 0.4 -3.09564 18.7502 facet normal 0.0580967 -0.0922853 0.994036 vertex -0.0587368 7.36167 6.86308 vertex -0.0404587 -7.35197 6.86195 facet normal -0.533417 -0.161807 0.830232 facet normal -0.491814 -0.40362 0.771499 facet normal -0.233255 0.849615 0.473018 facet normal -0.124726 -0.987209 0.0993092 facet normal -0.0810354 -0.083183 0.993234 vertex -4.3315 -5.83003 7.92322 vertex 4.28775 5.77664 7.9152 facet normal -9.961838e-001 -4.436281e-003 8.716752e-002 vertex 5.052179e+000 -1.045711e+000 2.470218e+001 facet normal -9.127763e-01 -4.084597e-01 -3.071142e-04 facet normal 0.552085 0.110591 -0.826421 vertex 2.89821 0.0265122 18.9317 facet normal -4.120029e-001 -9.111825e-001 0.000000e+000 vertex 3.660537e+000 -6.112594e+000 1.747200e+001 facet normal 0.0808324 0.0818475 0.993362 vertex -5.1829 -4.10478 7.85113 facet normal 1.687002e-14 1.000000e+00 -7.314969e-15 vertex -9.038341e+01 1.005513e+02 1.009513e+01 vertex -9.041295e+01 1.006720e+02 1.017208e+01 vertex -9.046598e+01 1.005513e+02 1.032437e+01 facet normal -4.328582e-001 -7.575036e-001 4.886943e-001 facet normal -4.711695e-001 8.820427e-001 0.000000e+000 vertex 5.719055e+000 -4.240572e+000 2.496000e+001 vertex -5.777357e+000 4.011096e+000 9.983999e+000 vertex -7.050429e+000 -2.769859e-001 2.496000e+001 vertex -5.497466e+000 -4.471825e+000 1.747200e+001 facet normal 0.989347 0.0973966 0.108199 facet normal -0.769304 0.631387 0.0975749 vertex 5.00013 7.48323 3.

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