Symbol 1756 from ISO 7000 - Title/Meaning: Circular saw Function/description: To identify the control for operation of the circular saw.
Additional information: 
Orient symbol as appropriate to actual machine operation.
Own work using: iso.org/obp/graphics/grs/a986360f-6db2-457c-b2eb-9b2af85ab1aa 200.png
Vectorization:  Mrmw