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K40 Laser Cutter Modifications: Air Assist, Laser Pointer, Laser Tube Thermal Protection : 3 Steps - Instructables
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K40 upgrades: Lid interlock switch Air assist pump Fume extractor Coolant flow interlock. - Modifications - Maker Forums
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K40 Laser Air Assist, radial fan, no screws, just clip on by schuetzi99 | Download free STL model | PrusaPrinters
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Amazon.com: Cloudray 12/18mm FL50.8 & 16mm FL25.4 Laser Head with Air Assist for K40 Laser Engraver Cutter
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Final test of upgraded K40: Importance of focusing the beam - Uncategorized-to-sort - LightBurn Software Forum
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