Glad that you like. To do the heat treatment, I put an iron pipe in the forge. When the tube is hot, put the blade inside. I check the temperature with a magnet, and when reached the antimagnetic point , wait a minute, and Immediately dip the blade into vegetable oil used, approximately 50 ° C. I check the hardness with a file. When the blade is cold, I do three tempered in an electric furnace at 200 ° C I hope you understand, it takes longer to translate the text than to make the knife :D