Toughen, as steel

The clue we have today is Toughen, as steel from the USA Today Crossword. The clue Toughen, as steel can have many different meanings. We did extensive research, and we have found the solution for the USA Today Crossword Answer. Scroll down the page and then you will find the correct answer for the clue Toughen, as steel.

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The answer has 6 letters: ANNEAL

Last usage in USA Today crosswords puzzle.