# CIRCLERAD System Variable [GstarCAD 2026](Help%20System/GSTARCAD/2026/Index.md) → [System Variables](Help%20System/GSTARCAD/2026/System%20Variables/(System%20Variables).md) → [C](Help%20System/GSTARCAD/2026/System%20Variables/C/(C).md) ## Function Description: The CIRCLERAD system variable is used to set default circle radius. | | | | --- | --- | | Type | Real | | Saved in | Not saved | | Initial value | 0.0000 | Zero means no default radius. --- [Original help](https://www.gstarcad.net/help/GstarCAD_2026_en-US/detail/systemVariables_Cgsv/CIRCLERAD.html) · © Gstarsoft Co., Ltd.