How to halfway cut a sink as a guidance for installer.
Some stone is fragile and if you make hole it can break easily in transportation to the customer house, this is why we need cut just a marking guide for installers to finish the cut at installation site

There is now the possibility of editing the depth of the cut with version 2022 R3+, please contact us for update pricing.
First draw your sink with 10mm bigger radius than what you actually have.

then import the shape and right click and open shape document.


then click on delete shape internal area, or in more recent versions Remove Shape Profiles

left click on the sink, and then right click

sink will be green if you done it right

click on explode
after explode you need left click on sink then right click.

click on delete, and click on all the round corners and delete them
with right click

click on this and make sure all your lines have ghost tool on the inside

like that
then click on add grooving


this window will pop up, select the depth and choose exact on both points on the bottom
click OK then right click

then click on the arrow and save and close
then you can place the piece on the slab and it will cut not all the way through.