Dna Helix Pencil HolderDownload LinkWebsite: thingiverseAuthor: JimbotronPrice: Free DownloadFile format: .Stl 3d printableDescription:This is a “two parts in one print” design with no raft or supports needed.Print the “DNA_Helix_Pencil_Holder_Full_06.stl” STL fileAfter print, remove two BiologyDnaDna HelixDna Helix PencilDna Helix Pencil HolderDna ModelDoubleDouble HelixFeaturedHelixHelix PencilHolderLearningModelMolecularMolecular BiologyPencilPencil HolderPencilholderScience