Plate with two round puzzle tabs

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, Xem Studio Design License — Xem Studio

Dimensions

dimension	tabs
value	two, Ø12 mm heads on 6 mm necks

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From the full sheet

Jigsaw puzzle joint (for splitting large prints): every size, notes, mating features and sources. How do you join two 3D printed plates with a puzzle joint?

Other sizes

Plate with the matching sockets
All parts in their assembled position (each part its own solid)