Chinese Blacksmiths Use Massive Five-Story Hammer To Forge A Flange On The Street I don’t know why but I love watching machinery such as this huge five-story hammer. Facebook Prev Article Next Article Machinery Checkout these cool gadgets... Related Posts 3D Cold Spray Repairs Any Metal Component to Its Former Glory Not Like The Old Days: Automated Carrot Picking Machine Welding by Friction is Amazing Muffin Monster Destroys Just About Anything New Most Powerful Microscope – STEHM Man Builds Tiny W-18 Engine