# The permanent black marking down on Stainless

**URL:** <https://forum.cloudray.com/t/the-permanent-black-marking-down-on-stainless/666>\
**Category:** Laser DIY Tutorial\
**Created:** [December 31, 2021, 2:18am UTC](https://forum.cloudray.com/t/the-permanent-black-marking-down-on-stainless/666 "2021-12-31T02:18:53Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Goodman](https://avatars.discourse-cdn.com/v4/letter/g/838e76/32.png) [@Goodman](https://forum.cloudray.com/u/Goodman)\
**Post date:** [December 31, 2021, 2:18am UTC](https://forum.cloudray.com/t/the-permanent-black-marking-down-on-stainless/666/1 "2021-12-31T02:18:53Z")

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30w litemarker  
Speed 50  
Power 35  
Frequency 25  
Thanks to Alex at #[lasereverything](https://youtu.be/lJOsFhCxLkk) for his Z Mark video

[https://us1.discourse-cdn.com/flex020/uploads/cloudray/original/1X/aece8264cc21bc0e424ff1b3c3b7821013a686df.mp4](https://us1.discourse-cdn.com/flex020/uploads/cloudray/original/1X/aece8264cc21bc0e424ff1b3c3b7821013a686df.mp4)
  
 ![267742573_5253233248039275_5285548245781561464_n](https://us1.discourse-cdn.com/flex020/uploads/cloudray/original/1X/3d09cd3126482ddcc8cdba5d1a18fe5cdfa0fed9.jpeg)