> For the complete documentation index, see [llms.txt](https://help.auxalia.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.auxalia.com/plant-tools/plantspecdriven/how-to-use/use-cases/explaining-context-menus-pid3d/structure-tree/3d-fastener-classes.md).

# 3D Fastener classes

This chapter describes the functions when using the context menu from a Fastener node in a 3D drawing.

**Zoom onto PID Symbol** will show you a dialog, because the Fasteners in P\&ID do not show themselves in the drawing.

![](/files/1NrM4d6x5EyspNBnP2yc)

![](/files/L7KBvrWNDz5BbTiynmYo)