geometric tetrahedron 3d model

2mm 3d printing 3d printing realistic abstract symbol abstract symbol 3d printing abstract symbol 3d printing realistic abstract symbol realistic realistic tetrahedron

Prompt

Precision 3D printable model of a fully closed, hollow regular tetrahedron. Designed to fit exactly inside a 400mm x 400mm x 400mm bounding box. All four triangular faces are present and watertight. Wall thickness is a uniform 2mm, creating a complete internal hollow void. The geometry must be clean, manifold, with sharp edges and vertices. Technical CAD style, matte grey finish, STL ready.

4K·PBR·v3.1-20260211

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