Member with a 12 mm deep mortise

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	tenon
value	15 × 6 × 24 mm (12 mm into each part)

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From the full sheet

Loose tenon joint (floating tenon): every size, notes, mating features and sources. What size is a loose tenon?

Other sizes

Butting member with a matching mortise
Floating tenon 15 × 6 × 24 mm
All parts in their assembled position (each part its own solid)