Symbol 2929 from ISO 7000 - Title/Meaning: Combination tool holder 
Function/description: On a turning machine. To identify the combination tool holder or its control or to indicate that the turning machine is equipped with a combination tool holder.
Own work using: iso.org/obp/graphics/grs/be9dfd5d-f613-4131-bf52-6fe625ef64ff 200.png
Vectorization:  Mrmw