Created and shared by CreativeTools as Thingiverse Thing 40143:
A typical 3D printable thimble with dimples and flange. Available in three sizes: 14, 16 and 18 mm inner diameter.
The thimbles in the image are 3D printed at 0.1 mm on a MakerBot Replicator FFF 3D printer.

Printable catalog (PDF)
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