A parametric 3D-printable thumb wheel for 3D printer Z-offset knobs, focus wheels, and fine-adjustment dials. Customize diameter, thickness, bore (round / D-shaft / hex), set-screw tap hole, edge grip (knurled / scalloped / ridged / smooth), index pointer dimple, and center recess.
Part of the 3D Printable Parametric Hardware collection on GrandpaCAD.
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