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Amazon.com: NEJE 3 N30820 Laser Engraver, 5.5-7.5w Output Power DIY Laser Engraver and Cutter Machine Support LightBurn, 0.08mm Ultra-Fine Focus, for Acrylic Wood and Glass ,170 x 170 mm(6.7"x6.7") : Arts, Crafts
Amazon.com : NEJE A40640Ⅱ Laser Module, 10W+ Output Power, FAC Tech - 2 x Beam, Built in High Pressure Air Assist, Come with Metal Nozzle, Compatible with Laser Engraver and Cutter :
NEJE N30820 Laser Module Kits, 5.5-7.5w Output for Deep Carving and Wi – NEJE.SHOP
NEJE N30820 Laser Module Kits, 5.5-7.5w Output for Deep Carving and Wi – NEJE.SHOP
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NEJE Portable Laser Engraving Machine Master 2S 20W with small upgrade (unbox / assembly / test) - YouTube