I cool it to 50-70 Celsius before I put it in tempering oven .I can t see difference in hardness , BUT I need hardness tester to prove that ...........You should ALWAYS cool the metal to the full Mf point if you want a properly hardened blade. .
The BladeForums.com 2024 Traditional Knife is ready to order! See this thread for details:
https://www.bladeforums.com/threads/bladeforums-2024-traditional-knife.2003187/
Price is $300 $250 ea (shipped within CONUS). If you live outside the US, I will contact you after your order for extra shipping charges.
Order here: https://www.bladeforums.com/help/2024-traditional/ - Order as many as you like, we have plenty.