3D printable model marketplace MyMiniFactory is offering a free spool of 3D printing filament for any new user who signs up and uploads a new, 3D printable model. The only requirement is that you include a high quality photograph of the printed model, and be a new user to the community. You can find out all of the details over on 3DPrint.com: http://3dprint.com/60953/myminifactory-free-filament/
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