The recipes for any arrow heads reverts to the raw arrow head of whatever material but no recipe is shown for the raw metal, plastic, and rubber arrow heads.and some wooden. Most wooden raw arrow head recipes are shown. Flint is shown. The raw arrow head mold is there, though NEI info reads as clay …

Arrowheads can be made in the crucible with most materials, an arrowhead mold can be made by pressing a clay mold with flint if you’re wondering.