Buck EdgeTek超级钢钻磨刀石10" Tri-Grit，45美元

    坦率地讲：有时候最好的小玩意就像野人的工具那么简单。这根磨刀石的棍子上有钻石涂层和三层磨粒密度，但它可不是什么更新世时期的工具。《财富》杂志资深特稿编辑提姆•史密斯说：“不用坐在石凳子上就能把刀磨得像手术刀那么锋利。”  

    Buck EdgeTek Ultra Steel Diamond Sharpener 10" Tri-Grit, $45

    Let's be frank: sometimes the best gadget is as simple as a caveman's tool. With a diamond coating and three grit densities on the same rod, however, this knife sharpener is no Pleistocene implement. "Keeps your kitchen knives surgically sharp without the need for a bench stone," Fortune senior features editor Tim Smith says.