Add models for the estrogen clicker bits

models/estrogen_clicker/estrogen_clicker_bottom.scad

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+// connector that gets chucked on a drill on one end, and sits on an estrogen
+// clicker on the other.
+//
+// https://twitter.com/nyanotech/status/1188263391351070720
+
+dia = 54;
+nubbin_inner_dia = 52;
+nubbin_dia = 4;
+nubbin_count = 28;
+
+hole_depth = 2;
+thickness = 10;
+size = dia + 10;
+
+difference() {
+  translate([-size/2, -size/2, 0]) {
+    cube([size, size, thickness]);
+  }
+
+  translate([0, 0, thickness - hole_depth]) {
+    difference() {
+    cylinder($fn=120, d=dia, h=hole_depth + 0.001);
+      for (i = [1 : nubbin_count]) {
+        rotate([0, 0, (360/nubbin_count) * i]) {
+          translate([(nubbin_inner_dia + nubbin_dia) / 2, 0, 0]) {
+            cylinder($fn=60, d=nubbin_dia, h=hole_depth + 0.001);
+          }
+        }
+      }
+    }
+  }
+  
+  cylinder(d=(dia/2), h=thickness);
+}

models/estrogen_clicker/estrogen_clicker_top_outer.scad

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+// A square with a recess that holds an estrogen clicky.
+//
+// https://twitter.com/nyanotech/status/1188263391351070720
+
+max_chuck_size = (3/8) * 25.4;
+chuck_depth = 25;
+
+// I think dia could be 51, but expanded a bit for tolerances
+spinny_dia = 53;
+spinny_thickness = 4.5;
+rim_thickness = 2;
+
+notch_width = 3.5;
+notch_depth = 1.8;
+notch_length = 7;
+
+difference() {
+  cylinder($fn=120, d=(spinny_dia + 2*rim_thickness), h=rim_thickness + spinny_thickness);
+  cylinder($fn=120, d=spinny_dia, h=spinny_thickness);
+}
+
+translate([-notch_width/2, -spinny_dia/2, spinny_thickness - notch_depth]) {
+  cube([notch_width, notch_length, notch_depth]);
+}
+
+translate([0, 0, rim_thickness + spinny_thickness]) {
+  cylinder($fn=6, d=(max_chuck_size / (sqrt(3)/2)), h=chuck_depth);
+}