Cobalt End Mills
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Shop Grainger for cobalt end mills to help cut metal plates and castings with precision. Cobalt strengthens the high-speed steel used to make end mills, and these harder mills can be run faster to help make milling more productive. A cobalt end mill can provide superior wear resistance and protection and result in longer tool life. Grainger also carries double end mills in a wide array of diameters and cut lengths. Rely on Grainger for cobalt end mills to help you get the job done!