# Boolean intersect/ subtract

**URL:** <https://discourse.shapr3d.com/t/boolean-intersect-subtract/1750>\
**Category:** Modeling Questions\
**Created:** [November 27, 2017, 8:04am UTC](https://discourse.shapr3d.com/t/boolean-intersect-subtract/1750 "2017-11-27T08:04:27Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Robert](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/robert/32/1329_2.png) [@Robert](https://discourse.shapr3d.com/u/Robert)\
**Post date:** [November 27, 2017, 9:02am UTC](https://discourse.shapr3d.com/t/boolean-intersect-subtract/1750/2 "2017-11-27T09:02:09Z")

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> [@Setting up my design for CNC wood machine](http://discourse.shapr3d.com/t/setting-up-my-design-for-cnc-wood-machine/1685/8):
>
> Currently you can’t directly do what you want. The workaround for this is to create a copy of the objects you are subtracting with, and hide those objects / groups. Do the subtract and unhide the previously copied object. Here’s a quick video about it:

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