Heat Treating the Knife

MAPP (AKA MAP-Pro) gas burns at a higher temperature than butane and propane. Your choice between the three depends on what you’re using the torch for. Butane is clean burning and great for small [...]

You can, but it’s not ideal. It might yield acceptable—again, not ideal—results if you’ve got a simple steel like 1080 or 1084. The issue is two-fold: 1) trying to heat the blade [...]

A hamon is a Japanese term originating from traditional sword-making, literally meaning: blade pattern. It is a visual effect (with practical application) created manually during the heat [...]