# Setting up my design for CNC wood machine

**URL:** <https://discourse.shapr3d.com/t/setting-up-my-design-for-cnc-wood-machine/1685>\
**Category:** Modeling Questions\
**Created:** [November 12, 2017, 9:10pm UTC](https://discourse.shapr3d.com/t/setting-up-my-design-for-cnc-wood-machine/1685 "2017-11-12T21:10:11Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![Gabor\_Shapr3D](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.shapr3d.com/gabor_shapr3d/32/235_2.png) [@Gabor\_Shapr3D](https://discourse.shapr3d.com/u/Gabor_Shapr3D)\
**Post date:** [November 12, 2017, 10:12pm UTC](https://discourse.shapr3d.com/t/setting-up-my-design-for-cnc-wood-machine/1685/8 "2017-11-12T22:12:31Z")

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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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