# Parts and design

Drawings, geometric tolerances, datums, part features and engineering file formats.

[Manufacturing Wiki](https://planar.so/wiki/index.md)

- [Features](https://planar.so/wiki/parts-and-design/features/index.md): Manufacturing reference articles in Features.
- [File formats](https://planar.so/wiki/parts-and-design/file-formats/index.md): Manufacturing reference articles in File formats.
- [Specifications](https://planar.so/wiki/parts-and-design/specifications/index.md): Datum reference frames, position and form tolerances, surface roughness and thread designations.