I generated all possible combinations of the three basic lines on a tile.

The rotational duplicates are removed but it contains the mirrored duplicates, so you do not have to mirror tiles you like yourself.

Hextraction Not Enough Basic Tiles

0x0000.stl

0x0001.stl

0x0040.stl

0x1000.stl

0x0003.stl

0x0005.stl

0x0009.stl

0x0041.stl

0x0081.stl

0x0101.stl

0x0201.stl

0x0401.stl

0x0801.stl

0x1001.stl

0x2001.stl

0x00c0.stl

0x4001.stl

0x0140.stl

0x0240.stl

0x1040.stl

0x2040.stl

0x4040.stl

0x3000.stl

0x0007.stl

0x000b.stl

0x0013.stl

0x0043.stl

0x0083.stl

0x0103.stl

0x0203.stl

0x0403.stl

0x0803.stl

0x1003.stl

0x2003.stl

0x0015.stl

0x4003.stl

0x0045.stl

0x0085.stl

0x0105.stl

0x0205.stl

0x0405.stl

0x0805.stl

0x1005.stl

0x2005.stl

0x4005.stl

0x0049.stl

0x0089.stl

0x0109.stl

0x1009.stl

0x2009.stl

0x4009.stl

0x00c1.stl

0x0141.stl

0x0241.stl

0x0441.stl

0x0841.stl

0x1041.stl

0x2041.stl

0x4041.stl

0x0181.stl

0x0281.stl

0x0481.stl

0x0881.stl

0x1081.stl

0x2081.stl

0x0301.stl

0x4081.stl

0x0501.stl

0x0901.stl

0x1101.stl

0x2101.stl

0x4101.stl

0x0a01.stl

0x0601.stl

0x1201.stl

0x2201.stl

0x0c01.stl

0x4201.stl

0x1401.stl

0x2401.stl

0x1801.stl

0x4401.stl

0x2801.stl

0x3001.stl

0x4801.stl

0x5001.stl

0x6001.stl

0x01c0.stl

0x02c0.stl

0x04c0.stl

0x10c0.stl

0x20c0.stl

0x40c0.stl

0x0540.stl

0x1140.stl

0x2140.stl

0x4140.stl

0x1240.stl

0x2240.stl

0x4240.stl

Remix of Hextraction Basic Tiles by ZackFreedman adding new basic tiles

DCI and DCIcutTile

DCI Tile.stl

DCIcut Tile.stl

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Hextraction Not Enough Basic Tiles

DCI and DCIcutTile