When you purchase through links on our site, we may earn commission. Read our full commerce guidelines here. They say a knife is only as good as the one who wields it. That's not entirely fair, though ...

Vincent Lau’s job is to restore and maintain the blades of hundreds of clients a week. At Korin, the Japanese knife and kitchenware emporium where Lau does his work, you won’t find him using some ...