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Reprap development and further adventures in DIY 3D printing: Universal 3D printing filament spool standard 2014
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The 3D Printing Filament Spool Standard: Light-weight, stackable, standard spool design could take hold soon - 3DPrint.com | The Voice of 3D Printing / Additive Manufacturing
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Amazon.com: HATCHBOX 1.75mm Black PLA 3D Printer Filament, 1 KG Spool, Dimensional Accuracy +/- 0.03 mm, 3D Printing Filament : Industrial & Scientific
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