2min chapter

How I Built This with Guy Raz cover image

Harry’s Razors: Andy Katz-Mayfield and Jeff Raider

How I Built This with Guy Raz

CHAPTER

The Secret Sauce of Razor Blade Manufacturing

The manufacturing process, the first step of the process actually is to change the steel itself. It's a ton of precision and how that happens in these giant ovens that are literally like the length of a football field. And then the thing that kind of blew my mind when I went to the factory the first time is through this heating and cooling process you actually change the metallurgical composition of steel.

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