Please watch: "Do you know which drill bit to use ?"
   • Do you know which drill bit to use ?   -~-
Convert your angle grinder into chainsaw in budget

Disclaimer: I am not being paid to promote this product. Also I cannot warn you enough about the dangers of using it. I have my own experience of wood working and reasons for this purchase. Buy or use it at your own risk. Just be safe okay!

Purchase link for full angle grinder chain attachment
https://amzn.to/3kgloBy

If you want to purchase only the chain for 4 inch angle grinder chainsaw attachment,
https://amzn.to/2XzlVWG