Leatherworking tools. By WeaponCollector. 12:14 video:
https://www.youtube.com/watch?v=gnAOsW_Pfw0
Previously:
https://www.homemadetools.net/forum/...790#post144039
https://www.homemadetools.net/forum/...648#post139714
https://www.homemadetools.net/forum/...533#post122961