![Amazon.com: Protopasta 3D Printer Filament, PLA Filament 1.75mm, Brass Filled PLA, 500g Spool : Industrial & Scientific Amazon.com: Protopasta 3D Printer Filament, PLA Filament 1.75mm, Brass Filled PLA, 500g Spool : Industrial & Scientific](https://m.media-amazon.com/images/I/71RYP+bi8vL.jpg)
Amazon.com: Protopasta 3D Printer Filament, PLA Filament 1.75mm, Brass Filled PLA, 500g Spool : Industrial & Scientific
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Proto-Pasta Announces Stainless Steel and Magnetic Iron PLA Filament for 3D Printing - 3DPrint.com | The Voice of 3D Printing / Additive Manufacturing
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