With a few buy-it-for-life exceptions, kitchen tools need replacing, some more than others. And no one knows that better than professionals. I was on set during the “Restaurant Wars” episode of Top Chef: Season 23 – Carolinas , where I sat down with some of those pros: judges Kristen Kish, Tom Colicchio, and Gail Simmons, to discuss how they cook at home and kitchen products. During our interview I asked the judges a simple question: What do you keep replacing, even with decades of professional experience? Here are the tools they mentioned, along with my recommendations based on my own years of testing kitchen products. Vegetable Peelers Vegetable peelers are an item many chefs replace because they don’t last long, even with the best care. Some models feature replaceable blades, like the Milk Street Kitchen Precision peeler , which retails for $30, but by peeler standards that’s high. Kish loves Y-peelers but is constantly restocking them. “They're so sharp and cheap,” said Kish.…