If you want the full version and license for commercial use,
you can purchase here :

https://fontkong.com/product/agustin/

File Font Version : 

1. Agustin.otf
2. Agustin.ttf
3. Agustinn.woff
4. Agustin Swash.otf
5. Agustin Swash.ttf
6. Agustin Swash.woff