Ball with hole 85 mm for 3 mm rod – blind hole, flat base

A 85 mm ball with a 3 mm blind hole that slips onto round rods, dowels and tubes. **Uses:** end cap for a 3 mm rod, dowel or tube; post finial on a 3 mm pin. ## Dimensions (measured on the CAD solid) | | mm | |---|---| | Ball Ø / height on the base | 85 / 82.57 | | Flat base Ø | 28.33 | | Hole Ø in the model | 3.3 (3 + 0.3) | | Entry chamfer | 0.5 × 45°, Ø 4.3 | | Usable depth / cone tip | 35 / 36.65 | ## Fit The extra 0.3 mm allows for printed holes coming out small. Glue the rod in with epoxy…

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