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Atomstack P7 M30
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sandy
https://www.atom-stack.com/products/cheap-atomstack-p7-m30-30w-laser-engraver-portable , Portable Atomstack P7 M30 Laser Engraver 30W Laser Engraving Machine 4.5-5.5w Output Power P7 M30 DIY Laser Marking for Wood and Metal