Symbol 2932 from ISO 7000 - Title/Meaning: Spindle holder 
Function/description: On a turning machine. To identify the spindle holder or its control.
Own work using: iso.org/obp/graphics/grs/16a16f96-a8f0-4cc5-87dc-84a4decd32d1 200.png
Vectorization:  Mrmw