| Characteristic | Specification | Symbol | Unicode character | Datum Needed | 
|---|---|---|---|---|
| Perpendicularity | Orientation |  | U+27C2 | Yes | 
| Position | Location |  | U+2316 | Yes | 
| Roundness | Form |  | U+25CB | No | 
| Straightness | Form |  | U+23E4 | No | 
| Surface profile | Location |  | U+2313 | Yes | 
| Surface profile | Form |  | U+2313 | No | 
| SurfaceProfile | Orientation |  | U+2313 | Yes | 
| Symmetry | Location |  | U+232F | Yes | 
| Total run-out | Run-out |  | U+2330 | Yes |