This is a review of the ComMarker Omni1 UV laser engraving machine. Since it used the UV light spectrum it uses what is called Cold Ablation to engrave into the surface which doesn't degrade the surrounding surfaces so it works well on multiple materials. Check it out!
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https://commarker.com/product/commarker-omni1-laser-engraver/?ref=vU-WvfekcSRy_r