# Trim to Nested Objects [GstarCAD 2020](Help%20System/GSTARCAD/2020/Index.md) → [User Guide](Help%20System/GSTARCAD/2020/User%20Guide/(User%20Guide).md) → [Express tool](Help%20System/GSTARCAD/2020/User%20Guide/Express%20tool/(Express%20tool).md) → [Blocks](Help%20System/GSTARCAD/2020/User%20Guide/Express%20tool/Blocks/(Blocks).md) ## Trim to Nested Objects Trims objects with a block as a cutting boundary. **Menu:** Express\>Blocks\>Trim to Nested Objects **Command Entry:** BTRIM Command line prompts as follow: Select objects or \<select all\>: Select one or more blocks and press ENTER ![](Help%20System/GSTARCAD/2020/assets/GCAD_GUG/images/Trim%20to%20Nested%20Objects%201.jpg) Select the object to Trim or Shift-select to Extend or \[Edge/Fence/Crossing/Project\]: Select object(s) or enter an option and press ENTER ![](Help%20System/GSTARCAD/2020/assets/GCAD_GUG/images/Trim%20to%20Nested%20Objects%202.jpg) --- Gstarsoft Co.,Ltd ## Other versions with matching text [GstarCAD 2016](../../../../2016/User%20Guide/Express%20tool/Blocks/Trim%20to%20Nested%20Objects.md) · [GstarCAD 2017](../../../../2017/User%20Guide/Express%20tool/Blocks/Trim%20to%20Nested%20Objects.md) · [GstarCAD 2018](Help%20System/GSTARCAD/2018/User%20Guide/Express%20tool/Blocks/Trim%20to%20Nested%20Objects.md) · [GstarCAD 2019](Help%20System/GSTARCAD/2019/User%20Guide/Express%20tool/Blocks/Trim%20to%20Nested%20Objects.md) · [GstarCAD 2021](Help%20System/GSTARCAD/2021/User%20Guide/Express%20tool/Blocks/Trim%20to%20Nested%20Objects.md)