Making your own archery equipment is one of the essential skills any archer should master. Here is a cool and useful DIY project made by Juleah, where she used a 3d printer to make printable arrowheads or field points.
Here you can see two videos detailing the entire target testing and improvement process:
The final version of horizontally printed points is strong enough to go through soft hay targets.
You can find out more about Juleah and her work at:
STLs for the field points can be downloaded via the LBRY.io application:
(LBRY is for the users who prefer open-source decentralized content distribution)
Or, if you prefer corporate controlled site, on Thingiverse: