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Japanese swords are usually in the 1060 steel range. That is where the hamon seems to get the most activity in a water quench-low hardenability steel. But they've had a thousand years or more to...

Japanese sword steels are very low hardenability steels and require a water quench to achieve that fine hamon (hardening line). An oil quench using clay will not produce the exceptional character of...

Yes, it does. Much like the shape of an I-beam adds strength to the structural component of a building with less weight, less material.

You still get a very thin edge suitable for the razor to...