openSCAD models for 3d-printing
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12 lines
220 B

  1. in=30;
  2. out=44.3;
  3. shaft=16;
  4. difference() {
  5. union() {
  6. cylinder(r1=in/2, r2=in/2, h=20, $fn=80);
  7. cylinder(r1=out/2, r2=out/2, h=12, $fn=80);
  8. }
  9. cylinder(r1=shaft/2, r2=shaft/2, h=20, $fn=80);
  10. }