Funnel for 27 mm OD vials with 18 mm opening

I use this funnel to refill coffee beans into the 27 mm glass vials used with my [Gridfinity - Bin 2.4.6 - Coffee bean test tube holder (remix)](https://cults3d.com/en/3d-model/home/gridfinity-bin-2-4-6-coffee-bean-test-tube-holder-remix). Explore my [3D print model collection](https://zeroexgit.github.io/3d-print-models/) to discover more models and check for updates to this one.

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