Learn how to craft a functional Ulu knife from a hardened sawblade without redoing any heat treatment. This step-by-step guide shows how to safely grind, drill, and shape fully hardened steel while ...

In this video, the blade of the ulu knife is crafted without redoing any hardening on the sawblade, as it is typically already hardened (excluding carbide tips). Fully hardened steel is used, and key ...