Learn how to craft a functional Ulu knife from a hardened sawblade without redoing any heat treatment. This step-by-step ...

Discover the art of crafting an amazing knife with our step-by-step DIY guide. This video will take you through the entire ...

Want to make your own air knife to cut things with? Unfortunately that’s not what these devices are intended for, but [This Old Tony] will show you how to make your own, while explaining what they are ...

Seattle Ultrasonics' $399 C-200 promises to slash cutting force in half with blade vibrations that you can't see, hear or feel. David lives in Brooklyn where he's spent more than a decade covering all ...