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Amazon.com: Carbon Fiber Polycarbonate 1.75mm 3D Printer Filament, Really Carbon Fiber-infill, Dimensional Accuracy +/- 0.03 mm, Black, 1KG(2.2lb) Spool : Industrial & Scientific
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Amazon.com: PLA Carbon Fiber Filament 1.75mm, 3D Printer Filament, 70% PLA+30% Carbon Fiber, Dimensional Accuracy +/- 0.02mm-Carbon Black 1kg : Industrial & Scientific
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