Symbols for form and geometry
| Property | Symbol |
| Straightness | |
| Flatness | |
| Circularity | |
| Cylindricity | |
| Profile of line | |
| Profile of surface | |
| Parallelism | |
| Perpendicity | |
| Angularity | |
| Position | |
| Concentricity | |
| Coaxiality | |
| Symmetry | |
| Run-out |
| Property | Symbol |
| Straightness | |
| Flatness | |
| Circularity | |
| Cylindricity | |
| Profile of line | |
| Profile of surface | |
| Parallelism | |
| Perpendicity | |
| Angularity | |
| Position | |
| Concentricity | |
| Coaxiality | |
| Symmetry | |
| Run-out |