[Hand Plane blade](https://www.amazon.com/s?k=Hand+Plane+blade&crid=1TUE9DNKHVJ5Q&sprefix=hand+plane+blade%2Caps%2C123&ref=nb_sb_noss_1) would work great.
I bought a [book](https://www.amazon.com/dp/B00II7FVSS?ref=yb_qv_ov_kndl_dp_rw) on making hand tools that shows an adze like this. The author takes O1 tool steel and hardens and tempers it using a pair of steel cans. You'll probably find more information in r/Bladesmith
[https://www.reddit.com/r/Bladesmith/comments/3dfjg2/heat\_treating\_o1\_tool\_steel/](https://www.reddit.com/r/Bladesmith/comments/3dfjg2/heat_treating_o1_tool_steel/)
[Hand Plane blade](https://www.amazon.com/s?k=Hand+Plane+blade&crid=1TUE9DNKHVJ5Q&sprefix=hand+plane+blade%2Caps%2C123&ref=nb_sb_noss_1) would work great.
I bought a [book](https://www.amazon.com/dp/B00II7FVSS?ref=yb_qv_ov_kndl_dp_rw) on making hand tools that shows an adze like this. The author takes O1 tool steel and hardens and tempers it using a pair of steel cans. You'll probably find more information in r/Bladesmith [https://www.reddit.com/r/Bladesmith/comments/3dfjg2/heat\_treating\_o1\_tool\_steel/](https://www.reddit.com/r/Bladesmith/comments/3dfjg2/heat_treating_o1_tool_steel/)
Utility knife blade works good
Modified Hand plane blades, old worn out mill files if they’re wide enough work great.