In this detailed guide, we’ll show you how to take an old saw blade and transform it into a high-performance karambit knife, perfect for collectors, martial artists, or as a functional tool.

Which is why Covey’s suggested habit of “ sharpening the saw ”—that is, taking time for four self-renewal dimensions, physical, spiritual, mental, and social or emotional to become more effective—is ...

A Texas man is helping first responders in the Hill Country by sharpening chainsaw blades for free as search-and-recovery efforts continue after the deadly floods.

Constant usage and exposure to harsh environments results in a blade to become blunt. Two matching circuits were developed to improve the energy efficiency of an ultrasonic single-blade paper-cutting ...

Learn how to transform an old, discarded saw blade into a sharp, functional knife. Repurposing tools is an excellent way to give new life to metal objects while creating something practical and ...