# DIMEXO System Variable [GstarCAD 2019](Help%20System/GSTARCAD/2019/Index.md) → [System Variables](Help%20System/GSTARCAD/2019/System%20Variables/(System%20Variables).md) → [D](Help%20System/GSTARCAD/2019/System%20Variables/D/(D).md) ## Function Description: The DIMEXO system variable is used to specify the distance that the extension line offsets origin. | | | | --- | --- | | Type | Real | | Saved in | Drawing | | Initial value | 0.0625(Imperial) or 0.6250 (Metric) | The DIMEXO system variable value determines the minimum offset for constant length of extension lines. --- ## Other versions with matching text [GstarCAD 2016](../../../2016/System%20Variables/D/DIMEXO%20System%20Variable.md) · [GstarCAD 2017](Help%20System/GSTARCAD/2017/System%20Variables/D/DIMEXO%20System%20Variable.md) · [GstarCAD 2018](Help%20System/GSTARCAD/2018/System%20Variables/D/DIMEXO%20System%20Variable.md) · [GstarCAD 2020](Help%20System/GSTARCAD/2020/System%20Variables/D/DIMEXO%20System%20Variable.md) · [GstarCAD 2021](Help%20System/GSTARCAD/2021/System%20Variables/D/DIMEXO%20System%20Variable.md) · [GstarCAD 2022](Help%20System/GSTARCAD/2022/System%20Variables/D/DIMEXO%20System%20Variable.md)