Geometrical tolerancing

Characteristic Specification Symbol Unicode character Datum Needed 3D Rendering for lines 3D Rendering for surface
Angularity Orientation U+2220 Yes
Circular run-out Run-out U+2197 Yes
Coaxiality for median lines Location U+25CE Yes
Concentricity for centre points Location U+25CE Yes
Cylindricity Form U+232D No
Flatness Form U+23E5 No