This is an OpenScad Hexagonal grid. You can change the hexagons radius, the hexagons separations, the grid total width and height, the grid thicknes and the frame borders size.

For make your own custom hexagonal grids please download and install OpenScad, put in the same directory both scad files, open SampleHexGrid.scad file and modify the parameter, click compile icon and generate stl icon.

You can change these parameters; HexWidth :width of the grid including frame borders HexHeight :height of the grid including frame borders HexRad :Radius of hexagonal hole HexSep :Separation between hexagons HexThick : Thickness of the grid FrameX :frame border width FrameY :frame border height